Home / 705,695.16-1,057,713.30-546,442.68

Finding the Fourth Proportional to 705,695.16, 1,057,713.30 and 546,442.68

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Solution

The fourth proportional to 705,695.16, 1,057,713.30 and 546,442.68 is: 819,021.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,695.16 : 1,057,713.30 = 546,442.68 : x
  2. Step 2: Convert to fraction form
    705,695.16/1,057,713.30 = 546,442.68/x
  3. Step 3: Cross multiply
    705,695.16x = 1,057,713.30 × 546,442.68
  4. Step 4: Simplify right side
    705,695.16x = 577,979,690,323.64
  5. Step 5: Solve for x
    x = 577,979,690,323.64/705,695.16
  6. Step 6: Final answer
    x = 819,021.76

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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.