Home / 307,126.24-424,095.40-192,596.70

Finding the Fourth Proportional to 307,126.24, 424,095.40 and 192,596.70

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Solution

The fourth proportional to 307,126.24, 424,095.40 and 192,596.70 is: 265,947.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,126.24 : 424,095.40 = 192,596.70 : x
  2. Step 2: Convert to fraction form
    307,126.24/424,095.40 = 192,596.70/x
  3. Step 3: Cross multiply
    307,126.24x = 424,095.40 × 192,596.70
  4. Step 4: Simplify right side
    307,126.24x = 81,679,374,525.18
  5. Step 5: Solve for x
    x = 81,679,374,525.18/307,126.24
  6. Step 6: Final answer
    x = 265,947.24

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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.