Home / 627,246.60-940,869.90-153,925.80

Finding the Fourth Proportional to 627,246.60, 940,869.90 and 153,925.80

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Solution

The fourth proportional to 627,246.60, 940,869.90 and 153,925.80 is: 230,888.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,246.60 : 940,869.90 = 153,925.80 : x
  2. Step 2: Convert to fraction form
    627,246.60/940,869.90 = 153,925.80/x
  3. Step 3: Cross multiply
    627,246.60x = 940,869.90 × 153,925.80
  4. Step 4: Simplify right side
    627,246.60x = 144,824,152,053.42
  5. Step 5: Solve for x
    x = 144,824,152,053.42/627,246.60
  6. Step 6: Final answer
    x = 230,888.70

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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.