Home / 340,445.58-469,897.65-197,182.50

Finding the Fourth Proportional to 340,445.58, 469,897.65 and 197,182.50

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Solution

The fourth proportional to 340,445.58, 469,897.65 and 197,182.50 is: 272,159.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,445.58 : 469,897.65 = 197,182.50 : x
  2. Step 2: Convert to fraction form
    340,445.58/469,897.65 = 197,182.50/x
  3. Step 3: Cross multiply
    340,445.58x = 469,897.65 × 197,182.50
  4. Step 4: Simplify right side
    340,445.58x = 92,655,593,371.13
  5. Step 5: Solve for x
    x = 92,655,593,371.13/340,445.58
  6. Step 6: Final answer
    x = 272,159.78

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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.