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Finding the Fourth Proportional to 536,901.82, 805,393.95 and 176,932.66

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Solution

The fourth proportional to 536,901.82, 805,393.95 and 176,932.66 is: 265,412.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,901.82 : 805,393.95 = 176,932.66 : x
  2. Step 2: Convert to fraction form
    536,901.82/805,393.95 = 176,932.66/x
  3. Step 3: Cross multiply
    536,901.82x = 805,393.95 × 176,932.66
  4. Step 4: Simplify right side
    536,901.82x = 142,500,493,921.41
  5. Step 5: Solve for x
    x = 142,500,493,921.41/536,901.82
  6. Step 6: Final answer
    x = 265,412.57

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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.