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Finding the Fourth Proportional to 360,622.56, 497,491.52 and 233,339.20

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Solution

The fourth proportional to 360,622.56, 497,491.52 and 233,339.20 is: 321,899.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,622.56 : 497,491.52 = 233,339.20 : x
  2. Step 2: Convert to fraction form
    360,622.56/497,491.52 = 233,339.20/x
  3. Step 3: Cross multiply
    360,622.56x = 497,491.52 × 233,339.20
  4. Step 4: Simplify right side
    360,622.56x = 116,084,273,283.58
  5. Step 5: Solve for x
    x = 116,084,273,283.58/360,622.56
  6. Step 6: Final answer
    x = 321,899.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.