Home / 626,317.40-939,593.12-284,785.91

Finding the Fourth Proportional to 626,317.40, 939,593.12 and 284,785.91

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Solution

The fourth proportional to 626,317.40, 939,593.12 and 284,785.91 is: 427,232.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,317.40 : 939,593.12 = 284,785.91 : x
  2. Step 2: Convert to fraction form
    626,317.40/939,593.12 = 284,785.91/x
  3. Step 3: Cross multiply
    626,317.40x = 939,593.12 × 284,785.91
  4. Step 4: Simplify right side
    626,317.40x = 267,582,877,722.94
  5. Step 5: Solve for x
    x = 267,582,877,722.94/626,317.40
  6. Step 6: Final answer
    x = 427,232.07

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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.