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Finding the Fourth Proportional to 348,523.80, 522,785.70 and 335,401.80

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Solution

The fourth proportional to 348,523.80, 522,785.70 and 335,401.80 is: 503,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,523.80 : 522,785.70 = 335,401.80 : x
  2. Step 2: Convert to fraction form
    348,523.80/522,785.70 = 335,401.80/x
  3. Step 3: Cross multiply
    348,523.80x = 522,785.70 × 335,401.80
  4. Step 4: Simplify right side
    348,523.80x = 175,343,264,794.26
  5. Step 5: Solve for x
    x = 175,343,264,794.26/348,523.80
  6. Step 6: Final answer
    x = 503,102.70

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1.5x scale

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.