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Finding the Fourth Proportional to 500,543.26, 750,292.63 and 247,665.93

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Solution

The fourth proportional to 500,543.26, 750,292.63 and 247,665.93 is: 371,240.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,543.26 : 750,292.63 = 247,665.93 : x
  2. Step 2: Convert to fraction form
    500,543.26/750,292.63 = 247,665.93/x
  3. Step 3: Cross multiply
    500,543.26x = 750,292.63 × 247,665.93
  4. Step 4: Simplify right side
    500,543.26x = 185,821,921,981.10
  5. Step 5: Solve for x
    x = 185,821,921,981.10/500,543.26
  6. Step 6: Final answer
    x = 371,240.48

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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.