Home / 705,006.04-1,057,504.02-172,534.72

Finding the Fourth Proportional to 705,006.04, 1,057,504.02 and 172,534.72

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Solution

The fourth proportional to 705,006.04, 1,057,504.02 and 172,534.72 is: 258,800.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,006.04 : 1,057,504.02 = 172,534.72 : x
  2. Step 2: Convert to fraction form
    705,006.04/1,057,504.02 = 172,534.72/x
  3. Step 3: Cross multiply
    705,006.04x = 1,057,504.02 × 172,534.72
  4. Step 4: Simplify right side
    705,006.04x = 182,456,159,989.57
  5. Step 5: Solve for x
    x = 182,456,159,989.57/705,006.04
  6. Step 6: Final answer
    x = 258,800.85

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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.