Home / 702,629.27-1,053,298.08-253,240.16

Finding the Fourth Proportional to 702,629.27, 1,053,298.08 and 253,240.16

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Solution

The fourth proportional to 702,629.27, 1,053,298.08 and 253,240.16 is: 379,627.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,629.27 : 1,053,298.08 = 253,240.16 : x
  2. Step 2: Convert to fraction form
    702,629.27/1,053,298.08 = 253,240.16/x
  3. Step 3: Cross multiply
    702,629.27x = 1,053,298.08 × 253,240.16
  4. Step 4: Simplify right side
    702,629.27x = 266,737,369,040.40
  5. Step 5: Solve for x
    x = 266,737,369,040.40/702,629.27
  6. Step 6: Final answer
    x = 379,627.47

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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.