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Finding the Fourth Proportional to 677,858.07, 934,593.03 and 496,254.72

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Solution

The fourth proportional to 677,858.07, 934,593.03 and 496,254.72 is: 684,208.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,858.07 : 934,593.03 = 496,254.72 : x
  2. Step 2: Convert to fraction form
    677,858.07/934,593.03 = 496,254.72/x
  3. Step 3: Cross multiply
    677,858.07x = 934,593.03 × 496,254.72
  4. Step 4: Simplify right side
    677,858.07x = 463,796,202,416.60
  5. Step 5: Solve for x
    x = 463,796,202,416.60/677,858.07
  6. Step 6: Final answer
    x = 684,208.42

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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.