Home / 696,591.28-1,044,888.08-191,159.20

Finding the Fourth Proportional to 696,591.28, 1,044,888.08 and 191,159.20

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Solution

The fourth proportional to 696,591.28, 1,044,888.08 and 191,159.20 is: 286,739.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,591.28 : 1,044,888.08 = 191,159.20 : x
  2. Step 2: Convert to fraction form
    696,591.28/1,044,888.08 = 191,159.20/x
  3. Step 3: Cross multiply
    696,591.28x = 1,044,888.08 × 191,159.20
  4. Step 4: Simplify right side
    696,591.28x = 199,739,969,462.34
  5. Step 5: Solve for x
    x = 199,739,969,462.34/696,591.28
  6. Step 6: Final answer
    x = 286,739.12

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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.