Home / 701,716.90-1,051,020.15-543,432.10

Finding the Fourth Proportional to 701,716.90, 1,051,020.15 and 543,432.10

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Solution

The fourth proportional to 701,716.90, 1,051,020.15 and 543,432.10 is: 813,943.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,716.90 : 1,051,020.15 = 543,432.10 : x
  2. Step 2: Convert to fraction form
    701,716.90/1,051,020.15 = 543,432.10/x
  3. Step 3: Cross multiply
    701,716.90x = 1,051,020.15 × 543,432.10
  4. Step 4: Simplify right side
    701,716.90x = 571,158,087,256.82
  5. Step 5: Solve for x
    x = 571,158,087,256.82/701,716.90
  6. Step 6: Final answer
    x = 813,943.75

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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.