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Finding the Fourth Proportional to 233,775.60, 350,663.40 and 76,009.20

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Solution

The fourth proportional to 233,775.60, 350,663.40 and 76,009.20 is: 114,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,775.60 : 350,663.40 = 76,009.20 : x
  2. Step 2: Convert to fraction form
    233,775.60/350,663.40 = 76,009.20/x
  3. Step 3: Cross multiply
    233,775.60x = 350,663.40 × 76,009.20
  4. Step 4: Simplify right side
    233,775.60x = 26,653,644,503.28
  5. Step 5: Solve for x
    x = 26,653,644,503.28/233,775.60
  6. Step 6: Final answer
    x = 114,013.80

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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.