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Finding the Fourth Proportional to 251,567.70, 377,351.55 and 176,772.30

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Solution

The fourth proportional to 251,567.70, 377,351.55 and 176,772.30 is: 265,158.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,567.70 : 377,351.55 = 176,772.30 : x
  2. Step 2: Convert to fraction form
    251,567.70/377,351.55 = 176,772.30/x
  3. Step 3: Cross multiply
    251,567.70x = 377,351.55 × 176,772.30
  4. Step 4: Simplify right side
    251,567.70x = 66,705,301,402.07
  5. Step 5: Solve for x
    x = 66,705,301,402.07/251,567.70
  6. Step 6: Final answer
    x = 265,158.45

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1.5x scale

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.