Home / 914,857.28-1,260,926.82-608,385.88

Finding the Fourth Proportional to 914,857.28, 1,260,926.82 and 608,385.88

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Solution

The fourth proportional to 914,857.28, 1,260,926.82 and 608,385.88 is: 838,524.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,857.28 : 1,260,926.82 = 608,385.88 : x
  2. Step 2: Convert to fraction form
    914,857.28/1,260,926.82 = 608,385.88/x
  3. Step 3: Cross multiply
    914,857.28x = 1,260,926.82 × 608,385.88
  4. Step 4: Simplify right side
    914,857.28x = 767,130,073,001.30
  5. Step 5: Solve for x
    x = 767,130,073,001.30/914,857.28
  6. Step 6: Final answer
    x = 838,524.31

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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.