Home / 956,650.98-1,320,178.20-526,931.10

Finding the Fourth Proportional to 956,650.98, 1,320,178.20 and 526,931.10

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Solution

The fourth proportional to 956,650.98, 1,320,178.20 and 526,931.10 is: 727,164.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,650.98 : 1,320,178.20 = 526,931.10 : x
  2. Step 2: Convert to fraction form
    956,650.98/1,320,178.20 = 526,931.10/x
  3. Step 3: Cross multiply
    956,650.98x = 1,320,178.20 × 526,931.10
  4. Step 4: Simplify right side
    956,650.98x = 695,642,951,122.02
  5. Step 5: Solve for x
    x = 695,642,951,122.02/956,650.98
  6. Step 6: Final answer
    x = 727,164.83

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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.