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Finding the Fourth Proportional to 369,734.80, 554,602.20 and 293,627.20

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Solution

The fourth proportional to 369,734.80, 554,602.20 and 293,627.20 is: 440,440.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,734.80 : 554,602.20 = 293,627.20 : x
  2. Step 2: Convert to fraction form
    369,734.80/554,602.20 = 293,627.20/x
  3. Step 3: Cross multiply
    369,734.80x = 554,602.20 × 293,627.20
  4. Step 4: Simplify right side
    369,734.80x = 162,846,291,099.84
  5. Step 5: Solve for x
    x = 162,846,291,099.84/369,734.80
  6. Step 6: Final answer
    x = 440,440.80

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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.