Home / 581,214.80-802,100.04-326,565.20

Finding the Fourth Proportional to 581,214.80, 802,100.04 and 326,565.20

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Solution

The fourth proportional to 581,214.80, 802,100.04 and 326,565.20 is: 450,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,214.80 : 802,100.04 = 326,565.20 : x
  2. Step 2: Convert to fraction form
    581,214.80/802,100.04 = 326,565.20/x
  3. Step 3: Cross multiply
    581,214.80x = 802,100.04 × 326,565.20
  4. Step 4: Simplify right side
    581,214.80x = 261,937,959,982.61
  5. Step 5: Solve for x
    x = 261,937,959,982.61/581,214.80
  6. Step 6: Final answer
    x = 450,673.25

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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.