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Finding the Fourth Proportional to 360,128.41, 540,531.66 and 182,762.71

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Solution

The fourth proportional to 360,128.41, 540,531.66 and 182,762.71 is: 274,316.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,128.41 : 540,531.66 = 182,762.71 : x
  2. Step 2: Convert to fraction form
    360,128.41/540,531.66 = 182,762.71/x
  3. Step 3: Cross multiply
    360,128.41x = 540,531.66 × 182,762.71
  4. Step 4: Simplify right side
    360,128.41x = 98,789,031,022.40
  5. Step 5: Solve for x
    x = 98,789,031,022.40/360,128.41
  6. Step 6: Final answer
    x = 274,316.13

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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.