Home / 591,275.76-887,134.08-354,788.16

Finding the Fourth Proportional to 591,275.76, 887,134.08 and 354,788.16

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Solution

The fourth proportional to 591,275.76, 887,134.08 and 354,788.16 is: 532,314.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,275.76 : 887,134.08 = 354,788.16 : x
  2. Step 2: Convert to fraction form
    591,275.76/887,134.08 = 354,788.16/x
  3. Step 3: Cross multiply
    591,275.76x = 887,134.08 × 354,788.16
  4. Step 4: Simplify right side
    591,275.76x = 314,744,667,916.49
  5. Step 5: Solve for x
    x = 314,744,667,916.49/591,275.76
  6. Step 6: Final answer
    x = 532,314.51

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Double scale
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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.