Home / 891,763.28-1,337,784.33-292,588.16

Finding the Fourth Proportional to 891,763.28, 1,337,784.33 and 292,588.16

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Solution

The fourth proportional to 891,763.28, 1,337,784.33 and 292,588.16 is: 438,927.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,763.28 : 1,337,784.33 = 292,588.16 : x
  2. Step 2: Convert to fraction form
    891,763.28/1,337,784.33 = 292,588.16/x
  3. Step 3: Cross multiply
    891,763.28x = 1,337,784.33 × 292,588.16
  4. Step 4: Simplify right side
    891,763.28x = 391,419,855,591.53
  5. Step 5: Solve for x
    x = 391,419,855,591.53/891,763.28
  6. Step 6: Final answer
    x = 438,927.98

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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.