Home / 767,687.04-1,059,466.90-423,589.38

Finding the Fourth Proportional to 767,687.04, 1,059,466.90 and 423,589.38

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Solution

The fourth proportional to 767,687.04, 1,059,466.90 and 423,589.38 is: 584,585.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,687.04 : 1,059,466.90 = 423,589.38 : x
  2. Step 2: Convert to fraction form
    767,687.04/1,059,466.90 = 423,589.38/x
  3. Step 3: Cross multiply
    767,687.04x = 1,059,466.90 × 423,589.38
  4. Step 4: Simplify right side
    767,687.04x = 448,778,927,301.52
  5. Step 5: Solve for x
    x = 448,778,927,301.52/767,687.04
  6. Step 6: Final answer
    x = 584,585.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.