Home / 583,788.27-805,609.53-342,231.72

Finding the Fourth Proportional to 583,788.27, 805,609.53 and 342,231.72

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Solution

The fourth proportional to 583,788.27, 805,609.53 and 342,231.72 is: 472,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,788.27 : 805,609.53 = 342,231.72 : x
  2. Step 2: Convert to fraction form
    583,788.27/805,609.53 = 342,231.72/x
  3. Step 3: Cross multiply
    583,788.27x = 805,609.53 × 342,231.72
  4. Step 4: Simplify right side
    583,788.27x = 275,705,135,100.29
  5. Step 5: Solve for x
    x = 275,705,135,100.29/583,788.27
  6. Step 6: Final answer
    x = 472,269.06

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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.