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Finding the Fourth Proportional to 444,655.31, 613,470.98 and 251,038.85

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Solution

The fourth proportional to 444,655.31, 613,470.98 and 251,038.85 is: 346,347.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,655.31 : 613,470.98 = 251,038.85 : x
  2. Step 2: Convert to fraction form
    444,655.31/613,470.98 = 251,038.85/x
  3. Step 3: Cross multiply
    444,655.31x = 613,470.98 × 251,038.85
  4. Step 4: Simplify right side
    444,655.31x = 154,005,046,887.82
  5. Step 5: Solve for x
    x = 154,005,046,887.82/444,655.31
  6. Step 6: Final answer
    x = 346,347.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.