Home / 535,211.02-738,601.34-293,479.17

Finding the Fourth Proportional to 535,211.02, 738,601.34 and 293,479.17

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Solution

The fourth proportional to 535,211.02, 738,601.34 and 293,479.17 is: 405,006.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,211.02 : 738,601.34 = 293,479.17 : x
  2. Step 2: Convert to fraction form
    535,211.02/738,601.34 = 293,479.17/x
  3. Step 3: Cross multiply
    535,211.02x = 738,601.34 × 293,479.17
  4. Step 4: Simplify right side
    535,211.02x = 216,764,108,141.57
  5. Step 5: Solve for x
    x = 216,764,108,141.57/535,211.02
  6. Step 6: Final answer
    x = 405,006.81

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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.