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Finding the Fourth Proportional to 348,000.77, 480,274.77 and 195,064.94

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Solution

The fourth proportional to 348,000.77, 480,274.77 and 195,064.94 is: 269,208.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,000.77 : 480,274.77 = 195,064.94 : x
  2. Step 2: Convert to fraction form
    348,000.77/480,274.77 = 195,064.94/x
  3. Step 3: Cross multiply
    348,000.77x = 480,274.77 × 195,064.94
  4. Step 4: Simplify right side
    348,000.77x = 93,684,766,792.19
  5. Step 5: Solve for x
    x = 93,684,766,792.19/348,000.77
  6. Step 6: Final answer
    x = 269,208.51

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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.