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Finding the Fourth Proportional to 292,024.70, 438,037.05 and 181,432.70

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Solution

The fourth proportional to 292,024.70, 438,037.05 and 181,432.70 is: 272,149.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,024.70 : 438,037.05 = 181,432.70 : x
  2. Step 2: Convert to fraction form
    292,024.70/438,037.05 = 181,432.70/x
  3. Step 3: Cross multiply
    292,024.70x = 438,037.05 × 181,432.70
  4. Step 4: Simplify right side
    292,024.70x = 79,474,244,681.54
  5. Step 5: Solve for x
    x = 79,474,244,681.54/292,024.70
  6. Step 6: Final answer
    x = 272,149.05

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1.5x scale

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.