Home / 938,522.30-1,294,472.85-616,114.76

Finding the Fourth Proportional to 938,522.30, 1,294,472.85 and 616,114.76

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Solution

The fourth proportional to 938,522.30, 1,294,472.85 and 616,114.76 is: 849,786.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,522.30 : 1,294,472.85 = 616,114.76 : x
  2. Step 2: Convert to fraction form
    938,522.30/1,294,472.85 = 616,114.76/x
  3. Step 3: Cross multiply
    938,522.30x = 1,294,472.85 × 616,114.76
  4. Step 4: Simplify right side
    938,522.30x = 797,543,820,521.47
  5. Step 5: Solve for x
    x = 797,543,820,521.47/938,522.30
  6. Step 6: Final answer
    x = 849,786.76

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Double scale
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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.