Home / 763,118.60-1,053,151.46-423,592.52

Finding the Fourth Proportional to 763,118.60, 1,053,151.46 and 423,592.52

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Solution

The fourth proportional to 763,118.60, 1,053,151.46 and 423,592.52 is: 584,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,118.60 : 1,053,151.46 = 423,592.52 : x
  2. Step 2: Convert to fraction form
    763,118.60/1,053,151.46 = 423,592.52/x
  3. Step 3: Cross multiply
    763,118.60x = 1,053,151.46 × 423,592.52
  4. Step 4: Simplify right side
    763,118.60x = 446,107,080,883.08
  5. Step 5: Solve for x
    x = 446,107,080,883.08/763,118.60
  6. Step 6: Final answer
    x = 584,584.21

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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.