Home / 623,305.80-935,007.30-268,331.40

Finding the Fourth Proportional to 623,305.80, 935,007.30 and 268,331.40

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Solution

The fourth proportional to 623,305.80, 935,007.30 and 268,331.40 is: 402,518.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,305.80 : 935,007.30 = 268,331.40 : x
  2. Step 2: Convert to fraction form
    623,305.80/935,007.30 = 268,331.40/x
  3. Step 3: Cross multiply
    623,305.80x = 935,007.30 × 268,331.40
  4. Step 4: Simplify right side
    623,305.80x = 250,891,817,819.22
  5. Step 5: Solve for x
    x = 250,891,817,819.22/623,305.80
  6. Step 6: Final answer
    x = 402,518.02

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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.