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Finding the Fourth Proportional to 571,477.68, 857,216.52 and 234,460.98

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Solution

The fourth proportional to 571,477.68, 857,216.52 and 234,460.98 is: 351,691.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,477.68 : 857,216.52 = 234,460.98 : x
  2. Step 2: Convert to fraction form
    571,477.68/857,216.52 = 234,460.98/x
  3. Step 3: Cross multiply
    571,477.68x = 857,216.52 × 234,460.98
  4. Step 4: Simplify right side
    571,477.68x = 200,983,825,351.39
  5. Step 5: Solve for x
    x = 200,983,825,351.39/571,477.68
  6. Step 6: Final answer
    x = 351,691.47

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Double scale
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Similar ratio
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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.