Home / 955,600.96-1,318,729.51-525,881.09

Finding the Fourth Proportional to 955,600.96, 1,318,729.51 and 525,881.09

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Solution

The fourth proportional to 955,600.96, 1,318,729.51 and 525,881.09 is: 725,716.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,600.96 : 1,318,729.51 = 525,881.09 : x
  2. Step 2: Convert to fraction form
    955,600.96/1,318,729.51 = 525,881.09/x
  3. Step 3: Cross multiply
    955,600.96x = 1,318,729.51 × 525,881.09
  4. Step 4: Simplify right side
    955,600.96x = 693,494,912,133.97
  5. Step 5: Solve for x
    x = 693,494,912,133.97/955,600.96
  6. Step 6: Final answer
    x = 725,716.01

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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.