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Finding the Fourth Proportional to 616,218.30, 924,327.45 and 404,711.10

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Solution

The fourth proportional to 616,218.30, 924,327.45 and 404,711.10 is: 607,066.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,218.30 : 924,327.45 = 404,711.10 : x
  2. Step 2: Convert to fraction form
    616,218.30/924,327.45 = 404,711.10/x
  3. Step 3: Cross multiply
    616,218.30x = 924,327.45 × 404,711.10
  4. Step 4: Simplify right side
    616,218.30x = 374,085,579,049.70
  5. Step 5: Solve for x
    x = 374,085,579,049.70/616,218.30
  6. Step 6: Final answer
    x = 607,066.65

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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.