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Finding the Fourth Proportional to 583,564.60, 875,346.90 and 162,839.80

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Solution

The fourth proportional to 583,564.60, 875,346.90 and 162,839.80 is: 244,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,564.60 : 875,346.90 = 162,839.80 : x
  2. Step 2: Convert to fraction form
    583,564.60/875,346.90 = 162,839.80/x
  3. Step 3: Cross multiply
    583,564.60x = 875,346.90 × 162,839.80
  4. Step 4: Simplify right side
    583,564.60x = 142,541,314,126.62
  5. Step 5: Solve for x
    x = 142,541,314,126.62/583,564.60
  6. Step 6: Final answer
    x = 244,259.70

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Similar ratio
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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.