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Finding the Fourth Proportional to 303,275.52, 418,384.92 and 175,877.32

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Solution

The fourth proportional to 303,275.52, 418,384.92 and 175,877.32 is: 242,632.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,275.52 : 418,384.92 = 175,877.32 : x
  2. Step 2: Convert to fraction form
    303,275.52/418,384.92 = 175,877.32/x
  3. Step 3: Cross multiply
    303,275.52x = 418,384.92 × 175,877.32
  4. Step 4: Simplify right side
    303,275.52x = 73,584,418,458.01
  5. Step 5: Solve for x
    x = 73,584,418,458.01/303,275.52
  6. Step 6: Final answer
    x = 242,632.24

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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.