Home / 424,501.20-585,854.46-243,237.06

Finding the Fourth Proportional to 424,501.20, 585,854.46 and 243,237.06

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Solution

The fourth proportional to 424,501.20, 585,854.46 and 243,237.06 is: 335,691.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,501.20 : 585,854.46 = 243,237.06 : x
  2. Step 2: Convert to fraction form
    424,501.20/585,854.46 = 243,237.06/x
  3. Step 3: Cross multiply
    424,501.20x = 585,854.46 × 243,237.06
  4. Step 4: Simplify right side
    424,501.20x = 142,501,516,438.29
  5. Step 5: Solve for x
    x = 142,501,516,438.29/424,501.20
  6. Step 6: Final answer
    x = 335,691.67

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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.