Home / 581,680.04-802,456.09-339,853.88

Finding the Fourth Proportional to 581,680.04, 802,456.09 and 339,853.88

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Solution

The fourth proportional to 581,680.04, 802,456.09 and 339,853.88 is: 468,845.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,680.04 : 802,456.09 = 339,853.88 : x
  2. Step 2: Convert to fraction form
    581,680.04/802,456.09 = 339,853.88/x
  3. Step 3: Cross multiply
    581,680.04x = 802,456.09 × 339,853.88
  4. Step 4: Simplify right side
    581,680.04x = 272,717,813,314.66
  5. Step 5: Solve for x
    x = 272,717,813,314.66/581,680.04
  6. Step 6: Final answer
    x = 468,845.06

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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.