Home / 914,478.54-1,371,761.57-441,561.66

Finding the Fourth Proportional to 914,478.54, 1,371,761.57 and 441,561.66

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Solution

The fourth proportional to 914,478.54, 1,371,761.57 and 441,561.66 is: 662,363.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,478.54 : 1,371,761.57 = 441,561.66 : x
  2. Step 2: Convert to fraction form
    914,478.54/1,371,761.57 = 441,561.66/x
  3. Step 3: Cross multiply
    914,478.54x = 1,371,761.57 × 441,561.66
  4. Step 4: Simplify right side
    914,478.54x = 605,717,315,973.41
  5. Step 5: Solve for x
    x = 605,717,315,973.41/914,478.54
  6. Step 6: Final answer
    x = 662,363.62

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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.