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Finding the Fourth Proportional to 591,737.80, 887,606.70 and 497,259.40

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Solution

The fourth proportional to 591,737.80, 887,606.70 and 497,259.40 is: 745,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,737.80 : 887,606.70 = 497,259.40 : x
  2. Step 2: Convert to fraction form
    591,737.80/887,606.70 = 497,259.40/x
  3. Step 3: Cross multiply
    591,737.80x = 887,606.70 × 497,259.40
  4. Step 4: Simplify right side
    591,737.80x = 441,370,775,077.98
  5. Step 5: Solve for x
    x = 441,370,775,077.98/591,737.80
  6. Step 6: Final answer
    x = 745,889.10

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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.