Home / 893,565.12-1,233,132.35-485,666.83

Finding the Fourth Proportional to 893,565.12, 1,233,132.35 and 485,666.83

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Solution

The fourth proportional to 893,565.12, 1,233,132.35 and 485,666.83 is: 670,227.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,565.12 : 1,233,132.35 = 485,666.83 : x
  2. Step 2: Convert to fraction form
    893,565.12/1,233,132.35 = 485,666.83/x
  3. Step 3: Cross multiply
    893,565.12x = 1,233,132.35 × 485,666.83
  4. Step 4: Simplify right side
    893,565.12x = 598,891,479,394.95
  5. Step 5: Solve for x
    x = 598,891,479,394.95/893,565.12
  6. Step 6: Final answer
    x = 670,227.01

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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.