Home / 914,260.89-1,261,689.33-551,614.68

Finding the Fourth Proportional to 914,260.89, 1,261,689.33 and 551,614.68

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Solution

The fourth proportional to 914,260.89, 1,261,689.33 and 551,614.68 is: 761,233.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,260.89 : 1,261,689.33 = 551,614.68 : x
  2. Step 2: Convert to fraction form
    914,260.89/1,261,689.33 = 551,614.68/x
  3. Step 3: Cross multiply
    914,260.89x = 1,261,689.33 × 551,614.68
  4. Step 4: Simplify right side
    914,260.89x = 695,966,356,027.37
  5. Step 5: Solve for x
    x = 695,966,356,027.37/914,260.89
  6. Step 6: Final answer
    x = 761,233.87

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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.