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Finding the Fourth Proportional to 348,841.60, 523,300.80 and 127,273.60

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Solution

The fourth proportional to 348,841.60, 523,300.80 and 127,273.60 is: 190,924.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,841.60 : 523,300.80 = 127,273.60 : x
  2. Step 2: Convert to fraction form
    348,841.60/523,300.80 = 127,273.60/x
  3. Step 3: Cross multiply
    348,841.60x = 523,300.80 × 127,273.60
  4. Step 4: Simplify right side
    348,841.60x = 66,602,376,698.88
  5. Step 5: Solve for x
    x = 66,602,376,698.88/348,841.60
  6. Step 6: Final answer
    x = 190,924.41

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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.