Home / 307,572.27-424,450.14-180,247.75

Finding the Fourth Proportional to 307,572.27, 424,450.14 and 180,247.75

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Solution

The fourth proportional to 307,572.27, 424,450.14 and 180,247.75 is: 248,742.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,572.27 : 424,450.14 = 180,247.75 : x
  2. Step 2: Convert to fraction form
    307,572.27/424,450.14 = 180,247.75/x
  3. Step 3: Cross multiply
    307,572.27x = 424,450.14 × 180,247.75
  4. Step 4: Simplify right side
    307,572.27x = 76,506,182,722.19
  5. Step 5: Solve for x
    x = 76,506,182,722.19/307,572.27
  6. Step 6: Final answer
    x = 248,742.13

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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.