Home / 914,023.65-1,261,337.22-506,116.73

Finding the Fourth Proportional to 914,023.65, 1,261,337.22 and 506,116.73

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Solution

The fourth proportional to 914,023.65, 1,261,337.22 and 506,116.73 is: 698,432.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,023.65 : 1,261,337.22 = 506,116.73 : x
  2. Step 2: Convert to fraction form
    914,023.65/1,261,337.22 = 506,116.73/x
  3. Step 3: Cross multiply
    914,023.65x = 1,261,337.22 × 506,116.73
  4. Step 4: Simplify right side
    914,023.65x = 638,383,862,907.01
  5. Step 5: Solve for x
    x = 638,383,862,907.01/914,023.65
  6. Step 6: Final answer
    x = 698,432.54

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Double scale
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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.