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Finding the Fourth Proportional to 583,520.16, 875,329.20 and 162,801.12

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Solution

The fourth proportional to 583,520.16, 875,329.20 and 162,801.12 is: 244,215.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,520.16 : 875,329.20 = 162,801.12 : x
  2. Step 2: Convert to fraction form
    583,520.16/875,329.20 = 162,801.12/x
  3. Step 3: Cross multiply
    583,520.16x = 875,329.20 × 162,801.12
  4. Step 4: Simplify right side
    583,520.16x = 142,504,574,128.70
  5. Step 5: Solve for x
    x = 142,504,574,128.70/583,520.16
  6. Step 6: Final answer
    x = 244,215.34

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Double scale
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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.