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Finding the Fourth Proportional to 233,543.64, 350,448.76 and 91,400.52

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Solution

The fourth proportional to 233,543.64, 350,448.76 and 91,400.52 is: 137,152.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,543.64 : 350,448.76 = 91,400.52 : x
  2. Step 2: Convert to fraction form
    233,543.64/350,448.76 = 91,400.52/x
  3. Step 3: Cross multiply
    233,543.64x = 350,448.76 × 91,400.52
  4. Step 4: Simplify right side
    233,543.64x = 32,031,198,897.36
  5. Step 5: Solve for x
    x = 32,031,198,897.36/233,543.64
  6. Step 6: Final answer
    x = 137,152.95

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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.