Home / 1,106,278.60-1,659,417.90-396,329.80

Finding the Fourth Proportional to 1,106,278.60, 1,659,417.90 and 396,329.80

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Solution

The fourth proportional to 1,106,278.60, 1,659,417.90 and 396,329.80 is: 594,494.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,278.60 : 1,659,417.90 = 396,329.80 : x
  2. Step 2: Convert to fraction form
    1,106,278.60/1,659,417.90 = 396,329.80/x
  3. Step 3: Cross multiply
    1,106,278.60x = 1,659,417.90 × 396,329.80
  4. Step 4: Simplify right side
    1,106,278.60x = 657,676,764,423.42
  5. Step 5: Solve for x
    x = 657,676,764,423.42/1,106,278.60
  6. Step 6: Final answer
    x = 594,494.70

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.