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Finding the Fourth Proportional to 429,585.74, 592,762.49 and 248,262.68

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Solution

The fourth proportional to 429,585.74, 592,762.49 and 248,262.68 is: 342,564.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,585.74 : 592,762.49 = 248,262.68 : x
  2. Step 2: Convert to fraction form
    429,585.74/592,762.49 = 248,262.68/x
  3. Step 3: Cross multiply
    429,585.74x = 592,762.49 × 248,262.68
  4. Step 4: Simplify right side
    429,585.74x = 147,160,805,542.45
  5. Step 5: Solve for x
    x = 147,160,805,542.45/429,585.74
  6. Step 6: Final answer
    x = 342,564.46

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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.