Home / 838,192.20-1,156,927.56-516,172.08

Finding the Fourth Proportional to 838,192.20, 1,156,927.56 and 516,172.08

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Solution

The fourth proportional to 838,192.20, 1,156,927.56 and 516,172.08 is: 712,454.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,192.20 : 1,156,927.56 = 516,172.08 : x
  2. Step 2: Convert to fraction form
    838,192.20/1,156,927.56 = 516,172.08/x
  3. Step 3: Cross multiply
    838,192.20x = 1,156,927.56 × 516,172.08
  4. Step 4: Simplify right side
    838,192.20x = 597,173,705,054.53
  5. Step 5: Solve for x
    x = 597,173,705,054.53/838,192.20
  6. Step 6: Final answer
    x = 712,454.38

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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.