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Finding the Fourth Proportional to 583,693.92, 875,584.08 and 209,720.16

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Solution

The fourth proportional to 583,693.92, 875,584.08 and 209,720.16 is: 314,595.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,693.92 : 875,584.08 = 209,720.16 : x
  2. Step 2: Convert to fraction form
    583,693.92/875,584.08 = 209,720.16/x
  3. Step 3: Cross multiply
    583,693.92x = 875,584.08 × 209,720.16
  4. Step 4: Simplify right side
    583,693.92x = 183,627,633,351.05
  5. Step 5: Solve for x
    x = 183,627,633,351.05/583,693.92
  6. Step 6: Final answer
    x = 314,595.76

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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.