Home / 822,141.98-1,134,476.18-516,120.53

Finding the Fourth Proportional to 822,141.98, 1,134,476.18 and 516,120.53

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Solution

The fourth proportional to 822,141.98, 1,134,476.18 and 516,120.53 is: 712,196.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,141.98 : 1,134,476.18 = 516,120.53 : x
  2. Step 2: Convert to fraction form
    822,141.98/1,134,476.18 = 516,120.53/x
  3. Step 3: Cross multiply
    822,141.98x = 1,134,476.18 × 516,120.53
  4. Step 4: Simplify right side
    822,141.98x = 585,526,447,293.98
  5. Step 5: Solve for x
    x = 585,526,447,293.98/822,141.98
  6. Step 6: Final answer
    x = 712,196.27

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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.