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Finding the Fourth Proportional to 203,038.47, 303,104.54 and 176,473.71

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Solution

The fourth proportional to 203,038.47, 303,104.54 and 176,473.71 is: 263,447.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,038.47 : 303,104.54 = 176,473.71 : x
  2. Step 2: Convert to fraction form
    203,038.47/303,104.54 = 176,473.71/x
  3. Step 3: Cross multiply
    203,038.47x = 303,104.54 × 176,473.71
  4. Step 4: Simplify right side
    203,038.47x = 53,489,983,132.83
  5. Step 5: Solve for x
    x = 53,489,983,132.83/203,038.47
  6. Step 6: Final answer
    x = 263,447.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.