Home / 927,034.74-1,279,307.79-513,598.59

Finding the Fourth Proportional to 927,034.74, 1,279,307.79 and 513,598.59

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Solution

The fourth proportional to 927,034.74, 1,279,307.79 and 513,598.59 is: 708,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,034.74 : 1,279,307.79 = 513,598.59 : x
  2. Step 2: Convert to fraction form
    927,034.74/1,279,307.79 = 513,598.59/x
  3. Step 3: Cross multiply
    927,034.74x = 1,279,307.79 × 513,598.59
  4. Step 4: Simplify right side
    927,034.74x = 657,050,677,120.02
  5. Step 5: Solve for x
    x = 657,050,677,120.02/927,034.74
  6. Step 6: Final answer
    x = 708,765.97

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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.