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Finding the Fourth Proportional to 933,711.80, 1,400,920.65 and 365,499

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Solution

The fourth proportional to 933,711.80, 1,400,920.65 and 365,499 is: 548,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,711.80 : 1,400,920.65 = 365,499 : x
  2. Step 2: Convert to fraction form
    933,711.80/1,400,920.65 = 365,499/x
  3. Step 3: Cross multiply
    933,711.80x = 1,400,920.65 × 365,499
  4. Step 4: Simplify right side
    933,711.80x = 512,035,096,654.35
  5. Step 5: Solve for x
    x = 512,035,096,654.35/933,711.80
  6. Step 6: Final answer
    x = 548,386.66

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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.