Home / 755,228.30-1,134,154.65-731,608.70

Finding the Fourth Proportional to 755,228.30, 1,134,154.65 and 731,608.70

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Solution

The fourth proportional to 755,228.30, 1,134,154.65 and 731,608.70 is: 1,098,684.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,228.30 : 1,134,154.65 = 731,608.70 : x
  2. Step 2: Convert to fraction form
    755,228.30/1,134,154.65 = 731,608.70/x
  3. Step 3: Cross multiply
    755,228.30x = 1,134,154.65 × 731,608.70
  4. Step 4: Simplify right side
    755,228.30x = 829,757,409,085.46
  5. Step 5: Solve for x
    x = 829,757,409,085.46/755,228.30
  6. Step 6: Final answer
    x = 1,098,684.21

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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.