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Finding the Fourth Proportional to 587,533.02, 881,299.54 and 387,806.70

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Solution

The fourth proportional to 587,533.02, 881,299.54 and 387,806.70 is: 581,710.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,533.02 : 881,299.54 = 387,806.70 : x
  2. Step 2: Convert to fraction form
    587,533.02/881,299.54 = 387,806.70/x
  3. Step 3: Cross multiply
    587,533.02x = 881,299.54 × 387,806.70
  4. Step 4: Simplify right side
    587,533.02x = 341,773,866,390.57
  5. Step 5: Solve for x
    x = 341,773,866,390.57/587,533.02
  6. Step 6: Final answer
    x = 581,710.06

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Similar ratio
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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.