Home / 926,773.12-1,278,912-524,373.76

Finding the Fourth Proportional to 926,773.12, 1,278,912 and 524,373.76

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Solution

The fourth proportional to 926,773.12, 1,278,912 and 524,373.76 is: 723,616.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,773.12 : 1,278,912 = 524,373.76 : x
  2. Step 2: Convert to fraction form
    926,773.12/1,278,912 = 524,373.76/x
  3. Step 3: Cross multiply
    926,773.12x = 1,278,912 × 524,373.76
  4. Step 4: Simplify right side
    926,773.12x = 670,627,894,149.12
  5. Step 5: Solve for x
    x = 670,627,894,149.12/926,773.12
  6. Step 6: Final answer
    x = 723,616.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.