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Finding the Fourth Proportional to 363,417.92, 501,511.63 and 202,273.01

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Solution

The fourth proportional to 363,417.92, 501,511.63 and 202,273.01 is: 279,133.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,417.92 : 501,511.63 = 202,273.01 : x
  2. Step 2: Convert to fraction form
    363,417.92/501,511.63 = 202,273.01/x
  3. Step 3: Cross multiply
    363,417.92x = 501,511.63 × 202,273.01
  4. Step 4: Simplify right side
    363,417.92x = 101,442,266,950.11
  5. Step 5: Solve for x
    x = 101,442,266,950.11/363,417.92
  6. Step 6: Final answer
    x = 279,133.92

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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.