Home / 938,386.22-1,296,049.01-617,528.61

Finding the Fourth Proportional to 938,386.22, 1,296,049.01 and 617,528.61

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Solution

The fourth proportional to 938,386.22, 1,296,049.01 and 617,528.61 is: 852,897.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,386.22 : 1,296,049.01 = 617,528.61 : x
  2. Step 2: Convert to fraction form
    938,386.22/1,296,049.01 = 617,528.61/x
  3. Step 3: Cross multiply
    938,386.22x = 1,296,049.01 × 617,528.61
  4. Step 4: Simplify right side
    938,386.22x = 800,347,340,549.53
  5. Step 5: Solve for x
    x = 800,347,340,549.53/938,386.22
  6. Step 6: Final answer
    x = 852,897.59

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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.