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Finding the Fourth Proportional to 292,565.80, 437,973.90 and 174,176.20

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Solution

The fourth proportional to 292,565.80, 437,973.90 and 174,176.20 is: 260,743.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,565.80 : 437,973.90 = 174,176.20 : x
  2. Step 2: Convert to fraction form
    292,565.80/437,973.90 = 174,176.20/x
  3. Step 3: Cross multiply
    292,565.80x = 437,973.90 × 174,176.20
  4. Step 4: Simplify right side
    292,565.80x = 76,284,629,601.18
  5. Step 5: Solve for x
    x = 76,284,629,601.18/292,565.80
  6. Step 6: Final answer
    x = 260,743.50

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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.