Home / 914,252.89-1,261,678.27-551,606.68

Finding the Fourth Proportional to 914,252.89, 1,261,678.27 and 551,606.68

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Solution

The fourth proportional to 914,252.89, 1,261,678.27 and 551,606.68 is: 761,222.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,252.89 : 1,261,678.27 = 551,606.68 : x
  2. Step 2: Convert to fraction form
    914,252.89/1,261,678.27 = 551,606.68/x
  3. Step 3: Cross multiply
    914,252.89x = 1,261,678.27 × 551,606.68
  4. Step 4: Simplify right side
    914,252.89x = 695,950,161,742.84
  5. Step 5: Solve for x
    x = 695,950,161,742.84/914,252.89
  6. Step 6: Final answer
    x = 761,222.82

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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.