Home / 474,815.31-712,329.65-159,264.15

Finding the Fourth Proportional to 474,815.31, 712,329.65 and 159,264.15

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Solution

The fourth proportional to 474,815.31, 712,329.65 and 159,264.15 is: 238,932.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,815.31 : 712,329.65 = 159,264.15 : x
  2. Step 2: Convert to fraction form
    474,815.31/712,329.65 = 159,264.15/x
  3. Step 3: Cross multiply
    474,815.31x = 712,329.65 × 159,264.15
  4. Step 4: Simplify right side
    474,815.31x = 113,448,575,430.73
  5. Step 5: Solve for x
    x = 113,448,575,430.73/474,815.31
  6. Step 6: Final answer
    x = 238,932.01

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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.