Home / 953,540.40-1,430,309.19-243,568.62

Finding the Fourth Proportional to 953,540.40, 1,430,309.19 and 243,568.62

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Solution

The fourth proportional to 953,540.40, 1,430,309.19 and 243,568.62 is: 365,352.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,540.40 : 1,430,309.19 = 243,568.62 : x
  2. Step 2: Convert to fraction form
    953,540.40/1,430,309.19 = 243,568.62/x
  3. Step 3: Cross multiply
    953,540.40x = 1,430,309.19 × 243,568.62
  4. Step 4: Simplify right side
    953,540.40x = 348,378,435,581.62
  5. Step 5: Solve for x
    x = 348,378,435,581.62/953,540.40
  6. Step 6: Final answer
    x = 365,352.57

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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.