Home / 945,515.55-1,304,873.19-537,655.38

Finding the Fourth Proportional to 945,515.55, 1,304,873.19 and 537,655.38

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Solution

The fourth proportional to 945,515.55, 1,304,873.19 and 537,655.38 is: 741,999.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,515.55 : 1,304,873.19 = 537,655.38 : x
  2. Step 2: Convert to fraction form
    945,515.55/1,304,873.19 = 537,655.38/x
  3. Step 3: Cross multiply
    945,515.55x = 1,304,873.19 × 537,655.38
  4. Step 4: Simplify right side
    945,515.55x = 701,572,090,821.26
  5. Step 5: Solve for x
    x = 701,572,090,821.26/945,515.55
  6. Step 6: Final answer
    x = 741,999.53

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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.