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Finding the Fourth Proportional to 233,510.92, 322,127.35 and 136,651.12

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Solution

The fourth proportional to 233,510.92, 322,127.35 and 136,651.12 is: 188,509.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,510.92 : 322,127.35 = 136,651.12 : x
  2. Step 2: Convert to fraction form
    233,510.92/322,127.35 = 136,651.12/x
  3. Step 3: Cross multiply
    233,510.92x = 322,127.35 × 136,651.12
  4. Step 4: Simplify right side
    233,510.92x = 44,019,062,013.19
  5. Step 5: Solve for x
    x = 44,019,062,013.19/233,510.92
  6. Step 6: Final answer
    x = 188,509.65

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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.