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Finding the Fourth Proportional to 604,898,374.80, 907,347,562.20 and 604,898,374.80

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Solution

The fourth proportional to 604,898,374.80, 907,347,562.20 and 604,898,374.80 is: 907,347,562.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,898,374.80 : 907,347,562.20 = 604,898,374.80 : x
  2. Step 2: Convert to fraction form
    604,898,374.80/907,347,562.20 = 604,898,374.80/x
  3. Step 3: Cross multiply
    604,898,374.80x = 907,347,562.20 × 604,898,374.80
  4. Step 4: Simplify right side
    604,898,374.80x = 548,853,065,753,521,920
  5. Step 5: Solve for x
    x = 548,853,065,753,521,920/604,898,374.80
  6. Step 6: Final answer
    x = 907,347,562.20

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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.