Home / 731,424.66-1,097,186.28-282,149.28

Finding the Fourth Proportional to 731,424.66, 1,097,186.28 and 282,149.28

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Solution

The fourth proportional to 731,424.66, 1,097,186.28 and 282,149.28 is: 423,242.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,424.66 : 1,097,186.28 = 282,149.28 : x
  2. Step 2: Convert to fraction form
    731,424.66/1,097,186.28 = 282,149.28/x
  3. Step 3: Cross multiply
    731,424.66x = 1,097,186.28 × 282,149.28
  4. Step 4: Simplify right side
    731,424.66x = 309,570,318,927.88
  5. Step 5: Solve for x
    x = 309,570,318,927.88/731,424.66
  6. Step 6: Final answer
    x = 423,242.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.