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Finding the Fourth Proportional to 580,050.52, 870,109.02 and 153,575.25

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Solution

The fourth proportional to 580,050.52, 870,109.02 and 153,575.25 is: 230,371.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,050.52 : 870,109.02 = 153,575.25 : x
  2. Step 2: Convert to fraction form
    580,050.52/870,109.02 = 153,575.25/x
  3. Step 3: Cross multiply
    580,050.52x = 870,109.02 × 153,575.25
  4. Step 4: Simplify right side
    580,050.52x = 133,627,210,273.76
  5. Step 5: Solve for x
    x = 133,627,210,273.76/580,050.52
  6. Step 6: Final answer
    x = 230,371.68

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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.