Home / 724,506.64-1,086,763.70-424,777.02

Finding the Fourth Proportional to 724,506.64, 1,086,763.70 and 424,777.02

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Solution

The fourth proportional to 724,506.64, 1,086,763.70 and 424,777.02 is: 637,167.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,506.64 : 1,086,763.70 = 424,777.02 : x
  2. Step 2: Convert to fraction form
    724,506.64/1,086,763.70 = 424,777.02/x
  3. Step 3: Cross multiply
    724,506.64x = 1,086,763.70 × 424,777.02
  4. Step 4: Simplify right side
    724,506.64x = 461,632,248,766.01
  5. Step 5: Solve for x
    x = 461,632,248,766.01/724,506.64
  6. Step 6: Final answer
    x = 637,167.73

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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.