Home / 979,351.74-1,468,141.23-348,117.93

Finding the Fourth Proportional to 979,351.74, 1,468,141.23 and 348,117.93

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Solution

The fourth proportional to 979,351.74, 1,468,141.23 and 348,117.93 is: 521,861.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,351.74 : 1,468,141.23 = 348,117.93 : x
  2. Step 2: Convert to fraction form
    979,351.74/1,468,141.23 = 348,117.93/x
  3. Step 3: Cross multiply
    979,351.74x = 1,468,141.23 × 348,117.93
  4. Step 4: Simplify right side
    979,351.74x = 511,086,285,935.25
  5. Step 5: Solve for x
    x = 511,086,285,935.25/979,351.74
  6. Step 6: Final answer
    x = 521,861.82

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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.