Home / 914,506.92-1,262,019.33-506,635.25

Finding the Fourth Proportional to 914,506.92, 1,262,019.33 and 506,635.25

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Solution

The fourth proportional to 914,506.92, 1,262,019.33 and 506,635.25 is: 699,156.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,506.92 : 1,262,019.33 = 506,635.25 : x
  2. Step 2: Convert to fraction form
    914,506.92/1,262,019.33 = 506,635.25/x
  3. Step 3: Cross multiply
    914,506.92x = 1,262,019.33 × 506,635.25
  4. Step 4: Simplify right side
    914,506.92x = 639,383,472,449.29
  5. Step 5: Solve for x
    x = 639,383,472,449.29/914,506.92
  6. Step 6: Final answer
    x = 699,156.52

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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.