Home / 814,442.23-1,124,065.25-451,982.55

Finding the Fourth Proportional to 814,442.23, 1,124,065.25 and 451,982.55

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Solution

The fourth proportional to 814,442.23, 1,124,065.25 and 451,982.55 is: 623,810.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,442.23 : 1,124,065.25 = 451,982.55 : x
  2. Step 2: Convert to fraction form
    814,442.23/1,124,065.25 = 451,982.55/x
  3. Step 3: Cross multiply
    814,442.23x = 1,124,065.25 × 451,982.55
  4. Step 4: Simplify right side
    814,442.23x = 508,057,878,061.39
  5. Step 5: Solve for x
    x = 508,057,878,061.39/814,442.23
  6. Step 6: Final answer
    x = 623,810.82

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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.