Home / 729,626.58-1,088,905.91-710,730.90

Finding the Fourth Proportional to 729,626.58, 1,088,905.91 and 710,730.90

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Solution

The fourth proportional to 729,626.58, 1,088,905.91 and 710,730.90 is: 1,060,705.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,626.58 : 1,088,905.91 = 710,730.90 : x
  2. Step 2: Convert to fraction form
    729,626.58/1,088,905.91 = 710,730.90/x
  3. Step 3: Cross multiply
    729,626.58x = 1,088,905.91 × 710,730.90
  4. Step 4: Simplify right side
    729,626.58x = 773,919,073,875.97
  5. Step 5: Solve for x
    x = 773,919,073,875.97/729,626.58
  6. Step 6: Final answer
    x = 1,060,705.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.