Home / 436,643.02-654,757.10-152,299.02

Finding the Fourth Proportional to 436,643.02, 654,757.10 and 152,299.02

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Solution

The fourth proportional to 436,643.02, 654,757.10 and 152,299.02 is: 228,376.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,643.02 : 654,757.10 = 152,299.02 : x
  2. Step 2: Convert to fraction form
    436,643.02/654,757.10 = 152,299.02/x
  3. Step 3: Cross multiply
    436,643.02x = 654,757.10 × 152,299.02
  4. Step 4: Simplify right side
    436,643.02x = 99,718,864,668.04
  5. Step 5: Solve for x
    x = 99,718,864,668.04/436,643.02
  6. Step 6: Final answer
    x = 228,376.18

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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.