Home / 536,440.72-738,966.22-459,713.48

Finding the Fourth Proportional to 536,440.72, 738,966.22 and 459,713.48

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Solution

The fourth proportional to 536,440.72, 738,966.22 and 459,713.48 is: 633,271.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,440.72 : 738,966.22 = 459,713.48 : x
  2. Step 2: Convert to fraction form
    536,440.72/738,966.22 = 459,713.48/x
  3. Step 3: Cross multiply
    536,440.72x = 738,966.22 × 459,713.48
  4. Step 4: Simplify right side
    536,440.72x = 339,712,732,598.65
  5. Step 5: Solve for x
    x = 339,712,732,598.65/536,440.72
  6. Step 6: Final answer
    x = 633,271.71

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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.