Home / 887,904.96-1,331,443.37-461,326.11

Finding the Fourth Proportional to 887,904.96, 1,331,443.37 and 461,326.11

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Solution

The fourth proportional to 887,904.96, 1,331,443.37 and 461,326.11 is: 691,774.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,904.96 : 1,331,443.37 = 461,326.11 : x
  2. Step 2: Convert to fraction form
    887,904.96/1,331,443.37 = 461,326.11/x
  3. Step 3: Cross multiply
    887,904.96x = 1,331,443.37 × 461,326.11
  4. Step 4: Simplify right side
    887,904.96x = 614,229,590,472.48
  5. Step 5: Solve for x
    x = 614,229,590,472.48/887,904.96
  6. Step 6: Final answer
    x = 691,774.02

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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.