Home / 702,554.23-1,053,829.78-542,862.37

Finding the Fourth Proportional to 702,554.23, 1,053,829.78 and 542,862.37

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Solution

The fourth proportional to 702,554.23, 1,053,829.78 and 542,862.37 is: 814,292.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,554.23 : 1,053,829.78 = 542,862.37 : x
  2. Step 2: Convert to fraction form
    702,554.23/1,053,829.78 = 542,862.37/x
  3. Step 3: Cross multiply
    702,554.23x = 1,053,829.78 × 542,862.37
  4. Step 4: Simplify right side
    702,554.23x = 572,084,531,947.38
  5. Step 5: Solve for x
    x = 572,084,531,947.38/702,554.23
  6. Step 6: Final answer
    x = 814,292.35

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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.