Home / 994,572.05-1,492,299.14-521,144.87

Finding the Fourth Proportional to 994,572.05, 1,492,299.14 and 521,144.87

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Solution

The fourth proportional to 994,572.05, 1,492,299.14 and 521,144.87 is: 781,948.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,572.05 : 1,492,299.14 = 521,144.87 : x
  2. Step 2: Convert to fraction form
    994,572.05/1,492,299.14 = 521,144.87/x
  3. Step 3: Cross multiply
    994,572.05x = 1,492,299.14 × 521,144.87
  4. Step 4: Simplify right side
    994,572.05x = 777,704,031,249.19
  5. Step 5: Solve for x
    x = 777,704,031,249.19/994,572.05
  6. Step 6: Final answer
    x = 781,948.41

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Double scale
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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.