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Finding the Fourth Proportional to 616,246.60, 924,369.90 and 403,673.80

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Solution

The fourth proportional to 616,246.60, 924,369.90 and 403,673.80 is: 605,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,246.60 : 924,369.90 = 403,673.80 : x
  2. Step 2: Convert to fraction form
    616,246.60/924,369.90 = 403,673.80/x
  3. Step 3: Cross multiply
    616,246.60x = 924,369.90 × 403,673.80
  4. Step 4: Simplify right side
    616,246.60x = 373,143,910,138.62
  5. Step 5: Solve for x
    x = 373,143,910,138.62/616,246.60
  6. Step 6: Final answer
    x = 605,510.70

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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.