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Finding the Fourth Proportional to 242,610.98, 363,866.28 and 65,075.76

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Solution

The fourth proportional to 242,610.98, 363,866.28 and 65,075.76 is: 97,600.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,610.98 : 363,866.28 = 65,075.76 : x
  2. Step 2: Convert to fraction form
    242,610.98/363,866.28 = 65,075.76/x
  3. Step 3: Cross multiply
    242,610.98x = 363,866.28 × 65,075.76
  4. Step 4: Simplify right side
    242,610.98x = 23,678,874,709.37
  5. Step 5: Solve for x
    x = 23,678,874,709.37/242,610.98
  6. Step 6: Final answer
    x = 97,600.18

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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.