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Finding the Fourth Proportional to 127,233.30, 190,461.15 and 127,233.30

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Solution

The fourth proportional to 127,233.30, 190,461.15 and 127,233.30 is: 190,461.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,233.30 : 190,461.15 = 127,233.30 : x
  2. Step 2: Convert to fraction form
    127,233.30/190,461.15 = 127,233.30/x
  3. Step 3: Cross multiply
    127,233.30x = 190,461.15 × 127,233.30
  4. Step 4: Simplify right side
    127,233.30x = 24,233,000,636.30
  5. Step 5: Solve for x
    x = 24,233,000,636.30/127,233.30
  6. Step 6: Final answer
    x = 190,461.15

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1.5x scale

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.