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Finding the Fourth Proportional to 244,064.40, 366,424.65 and 155,709.60

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Solution

The fourth proportional to 244,064.40, 366,424.65 and 155,709.60 is: 233,773.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,064.40 : 366,424.65 = 155,709.60 : x
  2. Step 2: Convert to fraction form
    244,064.40/366,424.65 = 155,709.60/x
  3. Step 3: Cross multiply
    244,064.40x = 366,424.65 × 155,709.60
  4. Step 4: Simplify right side
    244,064.40x = 57,055,835,681.64
  5. Step 5: Solve for x
    x = 57,055,835,681.64/244,064.40
  6. Step 6: Final answer
    x = 233,773.69

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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.