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Finding the Fourth Proportional to 360,487.77, 541,056.66 and 192,148.30

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Solution

The fourth proportional to 360,487.77, 541,056.66 and 192,148.30 is: 288,395.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,487.77 : 541,056.66 = 192,148.30 : x
  2. Step 2: Convert to fraction form
    360,487.77/541,056.66 = 192,148.30/x
  3. Step 3: Cross multiply
    360,487.77x = 541,056.66 × 192,148.30
  4. Step 4: Simplify right side
    360,487.77x = 103,963,118,459.28
  5. Step 5: Solve for x
    x = 103,963,118,459.28/360,487.77
  6. Step 6: Final answer
    x = 288,395.69

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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.