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Finding the Fourth Proportional to 540,666.86, 746,135.98 and 295,666.02

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Solution

The fourth proportional to 540,666.86, 746,135.98 and 295,666.02 is: 408,027.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,666.86 : 746,135.98 = 295,666.02 : x
  2. Step 2: Convert to fraction form
    540,666.86/746,135.98 = 295,666.02/x
  3. Step 3: Cross multiply
    540,666.86x = 746,135.98 × 295,666.02
  4. Step 4: Simplify right side
    540,666.86x = 220,607,055,585.40
  5. Step 5: Solve for x
    x = 220,607,055,585.40/540,666.86
  6. Step 6: Final answer
    x = 408,027.70

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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.