Home / 536,988.02-741,040.79-316,353.40

Finding the Fourth Proportional to 536,988.02, 741,040.79 and 316,353.40

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Solution

The fourth proportional to 536,988.02, 741,040.79 and 316,353.40 is: 436,566.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,988.02 : 741,040.79 = 316,353.40 : x
  2. Step 2: Convert to fraction form
    536,988.02/741,040.79 = 316,353.40/x
  3. Step 3: Cross multiply
    536,988.02x = 741,040.79 × 316,353.40
  4. Step 4: Simplify right side
    536,988.02x = 234,430,770,020.82
  5. Step 5: Solve for x
    x = 234,430,770,020.82/536,988.02
  6. Step 6: Final answer
    x = 436,566.11

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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.