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Finding the Fourth Proportional to 233,158.40, 349,737.60 and 177,171.20

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Solution

The fourth proportional to 233,158.40, 349,737.60 and 177,171.20 is: 265,756.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,158.40 : 349,737.60 = 177,171.20 : x
  2. Step 2: Convert to fraction form
    233,158.40/349,737.60 = 177,171.20/x
  3. Step 3: Cross multiply
    233,158.40x = 349,737.60 × 177,171.20
  4. Step 4: Simplify right side
    233,158.40x = 61,963,430,277.12
  5. Step 5: Solve for x
    x = 61,963,430,277.12/233,158.40
  6. Step 6: Final answer
    x = 265,756.80

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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.