Home / 514,942.80-772,632.90-248,566.20

Finding the Fourth Proportional to 514,942.80, 772,632.90 and 248,566.20

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Solution

The fourth proportional to 514,942.80, 772,632.90 and 248,566.20 is: 372,954.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,942.80 : 772,632.90 = 248,566.20 : x
  2. Step 2: Convert to fraction form
    514,942.80/772,632.90 = 248,566.20/x
  3. Step 3: Cross multiply
    514,942.80x = 772,632.90 × 248,566.20
  4. Step 4: Simplify right side
    514,942.80x = 192,050,423,947.98
  5. Step 5: Solve for x
    x = 192,050,423,947.98/514,942.80
  6. Step 6: Final answer
    x = 372,954.87

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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.