Home / 1,001,042.53-1,381,437.48-542,156.83

Finding the Fourth Proportional to 1,001,042.53, 1,381,437.48 and 542,156.83

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Solution

The fourth proportional to 1,001,042.53, 1,381,437.48 and 542,156.83 is: 748,175.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,042.53 : 1,381,437.48 = 542,156.83 : x
  2. Step 2: Convert to fraction form
    1,001,042.53/1,381,437.48 = 542,156.83/x
  3. Step 3: Cross multiply
    1,001,042.53x = 1,381,437.48 × 542,156.83
  4. Step 4: Simplify right side
    1,001,042.53x = 748,955,763,579.48
  5. Step 5: Solve for x
    x = 748,955,763,579.48/1,001,042.53
  6. Step 6: Final answer
    x = 748,175.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.