Home / 596,112.53-822,218.30-392,098.23

Finding the Fourth Proportional to 596,112.53, 822,218.30 and 392,098.23

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Solution

The fourth proportional to 596,112.53, 822,218.30 and 392,098.23 is: 540,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,112.53 : 822,218.30 = 392,098.23 : x
  2. Step 2: Convert to fraction form
    596,112.53/822,218.30 = 392,098.23/x
  3. Step 3: Cross multiply
    596,112.53x = 822,218.30 × 392,098.23
  4. Step 4: Simplify right side
    596,112.53x = 322,390,338,143.12
  5. Step 5: Solve for x
    x = 322,390,338,143.12/596,112.53
  6. Step 6: Final answer
    x = 540,821.28

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Double scale
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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.