Home / 307,849.56-424,903.24-180,566.16

Finding the Fourth Proportional to 307,849.56, 424,903.24 and 180,566.16

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Solution

The fourth proportional to 307,849.56, 424,903.24 and 180,566.16 is: 249,222.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,849.56 : 424,903.24 = 180,566.16 : x
  2. Step 2: Convert to fraction form
    307,849.56/424,903.24 = 180,566.16/x
  3. Step 3: Cross multiply
    307,849.56x = 424,903.24 × 180,566.16
  4. Step 4: Simplify right side
    307,849.56x = 76,723,144,293.84
  5. Step 5: Solve for x
    x = 76,723,144,293.84/307,849.56
  6. Step 6: Final answer
    x = 249,222.85

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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.