Home / 950,854.56-1,312,189.56-521,125.44

Finding the Fourth Proportional to 950,854.56, 1,312,189.56 and 521,125.44

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Solution

The fourth proportional to 950,854.56, 1,312,189.56 and 521,125.44 is: 719,158.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,854.56 : 1,312,189.56 = 521,125.44 : x
  2. Step 2: Convert to fraction form
    950,854.56/1,312,189.56 = 521,125.44/x
  3. Step 3: Cross multiply
    950,854.56x = 1,312,189.56 × 521,125.44
  4. Step 4: Simplify right side
    950,854.56x = 683,815,361,818.41
  5. Step 5: Solve for x
    x = 683,815,361,818.41/950,854.56
  6. Step 6: Final answer
    x = 719,158.73

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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.