Home / 1,343,990.46-2,015,959.76-333,114.50

Finding the Fourth Proportional to 1,343,990.46, 2,015,959.76 and 333,114.50

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Solution

The fourth proportional to 1,343,990.46, 2,015,959.76 and 333,114.50 is: 499,665.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,990.46 : 2,015,959.76 = 333,114.50 : x
  2. Step 2: Convert to fraction form
    1,343,990.46/2,015,959.76 = 333,114.50/x
  3. Step 3: Cross multiply
    1,343,990.46x = 2,015,959.76 × 333,114.50
  4. Step 4: Simplify right side
    1,343,990.46x = 671,545,427,472.52
  5. Step 5: Solve for x
    x = 671,545,427,472.52/1,343,990.46
  6. Step 6: Final answer
    x = 499,665.32

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1.5x scale

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.