Home / 831,701.10-1,248,134.85-532,908.30

Finding the Fourth Proportional to 831,701.10, 1,248,134.85 and 532,908.30

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Solution

The fourth proportional to 831,701.10, 1,248,134.85 and 532,908.30 is: 799,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,701.10 : 1,248,134.85 = 532,908.30 : x
  2. Step 2: Convert to fraction form
    831,701.10/1,248,134.85 = 532,908.30/x
  3. Step 3: Cross multiply
    831,701.10x = 1,248,134.85 × 532,908.30
  4. Step 4: Simplify right side
    831,701.10x = 665,141,421,084.26
  5. Step 5: Solve for x
    x = 665,141,421,084.26/831,701.10
  6. Step 6: Final answer
    x = 799,736.13

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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.