Home / 1,182,137.10-1,773,205.65-472,274.70

Finding the Fourth Proportional to 1,182,137.10, 1,773,205.65 and 472,274.70

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Solution

The fourth proportional to 1,182,137.10, 1,773,205.65 and 472,274.70 is: 708,412.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,137.10 : 1,773,205.65 = 472,274.70 : x
  2. Step 2: Convert to fraction form
    1,182,137.10/1,773,205.65 = 472,274.70/x
  3. Step 3: Cross multiply
    1,182,137.10x = 1,773,205.65 × 472,274.70
  4. Step 4: Simplify right side
    1,182,137.10x = 837,440,166,392.06
  5. Step 5: Solve for x
    x = 837,440,166,392.06/1,182,137.10
  6. Step 6: Final answer
    x = 708,412.05

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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.