Home / 1,071,150.80-1,606,719.24-272,425.46

Finding the Fourth Proportional to 1,071,150.80, 1,606,719.24 and 272,425.46

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Solution

The fourth proportional to 1,071,150.80, 1,606,719.24 and 272,425.46 is: 408,636.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,150.80 : 1,606,719.24 = 272,425.46 : x
  2. Step 2: Convert to fraction form
    1,071,150.80/1,606,719.24 = 272,425.46/x
  3. Step 3: Cross multiply
    1,071,150.80x = 1,606,719.24 × 272,425.46
  4. Step 4: Simplify right side
    1,071,150.80x = 437,711,220,014.25
  5. Step 5: Solve for x
    x = 437,711,220,014.25/1,071,150.80
  6. Step 6: Final answer
    x = 408,636.41

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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.