Home / 434,780.10-652,283.55-168,549.30

Finding the Fourth Proportional to 434,780.10, 652,283.55 and 168,549.30

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Solution

The fourth proportional to 434,780.10, 652,283.55 and 168,549.30 is: 252,867.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,780.10 : 652,283.55 = 168,549.30 : x
  2. Step 2: Convert to fraction form
    434,780.10/652,283.55 = 168,549.30/x
  3. Step 3: Cross multiply
    434,780.10x = 652,283.55 × 168,549.30
  4. Step 4: Simplify right side
    434,780.10x = 109,941,935,754.02
  5. Step 5: Solve for x
    x = 109,941,935,754.02/434,780.10
  6. Step 6: Final answer
    x = 252,867.91

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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.