Home / 738,337.68-1,018,910.16-416,052.72

Finding the Fourth Proportional to 738,337.68, 1,018,910.16 and 416,052.72

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Solution

The fourth proportional to 738,337.68, 1,018,910.16 and 416,052.72 is: 574,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,337.68 : 1,018,910.16 = 416,052.72 : x
  2. Step 2: Convert to fraction form
    738,337.68/1,018,910.16 = 416,052.72/x
  3. Step 3: Cross multiply
    738,337.68x = 1,018,910.16 × 416,052.72
  4. Step 4: Simplify right side
    738,337.68x = 423,920,343,503.64
  5. Step 5: Solve for x
    x = 423,920,343,503.64/738,337.68
  6. Step 6: Final answer
    x = 574,155.10

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.