Home / 802,196.76-1,203,159.78-375,778.20

Finding the Fourth Proportional to 802,196.76, 1,203,159.78 and 375,778.20

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Solution

The fourth proportional to 802,196.76, 1,203,159.78 and 375,778.20 is: 563,603.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,196.76 : 1,203,159.78 = 375,778.20 : x
  2. Step 2: Convert to fraction form
    802,196.76/1,203,159.78 = 375,778.20/x
  3. Step 3: Cross multiply
    802,196.76x = 1,203,159.78 × 375,778.20
  4. Step 4: Simplify right side
    802,196.76x = 452,121,216,440.80
  5. Step 5: Solve for x
    x = 452,121,216,440.80/802,196.76
  6. Step 6: Final answer
    x = 563,603.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.