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Finding the Fourth Proportional to 234,713.63, 323,901.74 and 127,283.10

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Solution

The fourth proportional to 234,713.63, 323,901.74 and 127,283.10 is: 175,649.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,713.63 : 323,901.74 = 127,283.10 : x
  2. Step 2: Convert to fraction form
    234,713.63/323,901.74 = 127,283.10/x
  3. Step 3: Cross multiply
    234,713.63x = 323,901.74 × 127,283.10
  4. Step 4: Simplify right side
    234,713.63x = 41,227,216,926.18
  5. Step 5: Solve for x
    x = 41,227,216,926.18/234,713.63
  6. Step 6: Final answer
    x = 175,649.01

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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.