Home / 626,321.02-939,598.56-284,789.53

Finding the Fourth Proportional to 626,321.02, 939,598.56 and 284,789.53

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Solution

The fourth proportional to 626,321.02, 939,598.56 and 284,789.53 is: 427,237.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,321.02 : 939,598.56 = 284,789.53 : x
  2. Step 2: Convert to fraction form
    626,321.02/939,598.56 = 284,789.53/x
  3. Step 3: Cross multiply
    626,321.02x = 939,598.56 × 284,789.53
  4. Step 4: Simplify right side
    626,321.02x = 267,587,832,291.08
  5. Step 5: Solve for x
    x = 267,587,832,291.08/626,321.02
  6. Step 6: Final answer
    x = 427,237.51

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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.