Home / 731,340.66-1,092,150.96-723,423.72

Finding the Fourth Proportional to 731,340.66, 1,092,150.96 and 723,423.72

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Solution

The fourth proportional to 731,340.66, 1,092,150.96 and 723,423.72 is: 1,080,328.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,340.66 : 1,092,150.96 = 723,423.72 : x
  2. Step 2: Convert to fraction form
    731,340.66/1,092,150.96 = 723,423.72/x
  3. Step 3: Cross multiply
    731,340.66x = 1,092,150.96 × 723,423.72
  4. Step 4: Simplify right side
    731,340.66x = 790,087,910,284.77
  5. Step 5: Solve for x
    x = 790,087,910,284.77/731,340.66
  6. Step 6: Final answer
    x = 1,080,328.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.