Home / 836,976.54-1,153,943.51-542,101.62

Finding the Fourth Proportional to 836,976.54, 1,153,943.51 and 542,101.62

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Solution

The fourth proportional to 836,976.54, 1,153,943.51 and 542,101.62 is: 747,398.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,976.54 : 1,153,943.51 = 542,101.62 : x
  2. Step 2: Convert to fraction form
    836,976.54/1,153,943.51 = 542,101.62/x
  3. Step 3: Cross multiply
    836,976.54x = 1,153,943.51 × 542,101.62
  4. Step 4: Simplify right side
    836,976.54x = 625,554,643,448.98
  5. Step 5: Solve for x
    x = 625,554,643,448.98/836,976.54
  6. Step 6: Final answer
    x = 747,398.06

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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.