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Finding the Fourth Proportional to 503,754.48, 755,713.68 and 148,804.32

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Solution

The fourth proportional to 503,754.48, 755,713.68 and 148,804.32 is: 223,230.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,754.48 : 755,713.68 = 148,804.32 : x
  2. Step 2: Convert to fraction form
    503,754.48/755,713.68 = 148,804.32/x
  3. Step 3: Cross multiply
    503,754.48x = 755,713.68 × 148,804.32
  4. Step 4: Simplify right side
    503,754.48x = 112,453,460,267.10
  5. Step 5: Solve for x
    x = 112,453,460,267.10/503,754.48
  6. Step 6: Final answer
    x = 223,230.69

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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.