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Finding the Fourth Proportional to 472,326.81, 708,600.93 and 188,034.76

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Solution

The fourth proportional to 472,326.81, 708,600.93 and 188,034.76 is: 282,096.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,326.81 : 708,600.93 = 188,034.76 : x
  2. Step 2: Convert to fraction form
    472,326.81/708,600.93 = 188,034.76/x
  3. Step 3: Cross multiply
    472,326.81x = 708,600.93 × 188,034.76
  4. Step 4: Simplify right side
    472,326.81x = 133,241,605,808.33
  5. Step 5: Solve for x
    x = 133,241,605,808.33/472,326.81
  6. Step 6: Final answer
    x = 282,096.22

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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.