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Finding the Fourth Proportional to 188,639.48, 282,899.16 and 62,256.20

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Solution

The fourth proportional to 188,639.48, 282,899.16 and 62,256.20 is: 93,364.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,639.48 : 282,899.16 = 62,256.20 : x
  2. Step 2: Convert to fraction form
    188,639.48/282,899.16 = 62,256.20/x
  3. Step 3: Cross multiply
    188,639.48x = 282,899.16 × 62,256.20
  4. Step 4: Simplify right side
    188,639.48x = 17,612,226,684.79
  5. Step 5: Solve for x
    x = 17,612,226,684.79/188,639.48
  6. Step 6: Final answer
    x = 93,364.48

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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.