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Finding the Fourth Proportional to 582,287.52, 872,031.60 and 332,211.36

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Solution

The fourth proportional to 582,287.52, 872,031.60 and 332,211.36 is: 497,518.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,287.52 : 872,031.60 = 332,211.36 : x
  2. Step 2: Convert to fraction form
    582,287.52/872,031.60 = 332,211.36/x
  3. Step 3: Cross multiply
    582,287.52x = 872,031.60 × 332,211.36
  4. Step 4: Simplify right side
    582,287.52x = 289,698,803,798.98
  5. Step 5: Solve for x
    x = 289,698,803,798.98/582,287.52
  6. Step 6: Final answer
    x = 497,518.48

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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.