Home / 899,774.28-1,241,566.92-577,920.78

Finding the Fourth Proportional to 899,774.28, 1,241,566.92 and 577,920.78

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Solution

The fourth proportional to 899,774.28, 1,241,566.92 and 577,920.78 is: 797,452.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,774.28 : 1,241,566.92 = 577,920.78 : x
  2. Step 2: Convert to fraction form
    899,774.28/1,241,566.92 = 577,920.78/x
  3. Step 3: Cross multiply
    899,774.28x = 1,241,566.92 × 577,920.78
  4. Step 4: Simplify right side
    899,774.28x = 717,527,322,828.60
  5. Step 5: Solve for x
    x = 717,527,322,828.60/899,774.28
  6. Step 6: Final answer
    x = 797,452.58

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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.