Home / 945,505.53-1,304,859.29-537,645.33

Finding the Fourth Proportional to 945,505.53, 1,304,859.29 and 537,645.33

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Solution

The fourth proportional to 945,505.53, 1,304,859.29 and 537,645.33 is: 741,985.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,505.53 : 1,304,859.29 = 537,645.33 : x
  2. Step 2: Convert to fraction form
    945,505.53/1,304,859.29 = 537,645.33/x
  3. Step 3: Cross multiply
    945,505.53x = 1,304,859.29 × 537,645.33
  4. Step 4: Simplify right side
    945,505.53x = 701,551,500,887.39
  5. Step 5: Solve for x
    x = 701,551,500,887.39/945,505.53
  6. Step 6: Final answer
    x = 741,985.61

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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.