Home / 684,079.50-1,026,340.54-329,047.14

Finding the Fourth Proportional to 684,079.50, 1,026,340.54 and 329,047.14

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Solution

The fourth proportional to 684,079.50, 1,026,340.54 and 329,047.14 is: 493,677.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,079.50 : 1,026,340.54 = 329,047.14 : x
  2. Step 2: Convert to fraction form
    684,079.50/1,026,340.54 = 329,047.14/x
  3. Step 3: Cross multiply
    684,079.50x = 1,026,340.54 × 329,047.14
  4. Step 4: Simplify right side
    684,079.50x = 337,714,419,353.06
  5. Step 5: Solve for x
    x = 337,714,419,353.06/684,079.50
  6. Step 6: Final answer
    x = 493,677.15

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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.