Home / 868,841.36-1,199,001.04-529,309.36

Finding the Fourth Proportional to 868,841.36, 1,199,001.04 and 529,309.36

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Solution

The fourth proportional to 868,841.36, 1,199,001.04 and 529,309.36 is: 730,446.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,841.36 : 1,199,001.04 = 529,309.36 : x
  2. Step 2: Convert to fraction form
    868,841.36/1,199,001.04 = 529,309.36/x
  3. Step 3: Cross multiply
    868,841.36x = 1,199,001.04 × 529,309.36
  4. Step 4: Simplify right side
    868,841.36x = 634,642,473,121.73
  5. Step 5: Solve for x
    x = 634,642,473,121.73/868,841.36
  6. Step 6: Final answer
    x = 730,446.89

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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.