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Finding the Fourth Proportional to 677,858.59, 934,593.71 and 496,255.24

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Solution

The fourth proportional to 677,858.59, 934,593.71 and 496,255.24 is: 684,209.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,858.59 : 934,593.71 = 496,255.24 : x
  2. Step 2: Convert to fraction form
    677,858.59/934,593.71 = 496,255.24/x
  3. Step 3: Cross multiply
    677,858.59x = 934,593.71 × 496,255.24
  4. Step 4: Simplify right side
    677,858.59x = 463,797,021,185.57
  5. Step 5: Solve for x
    x = 463,797,021,185.57/677,858.59
  6. Step 6: Final answer
    x = 684,209.11

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1.5x scale

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.