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Finding the Fourth Proportional to 583,563.60, 875,345.40 and 162,838.80

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Solution

The fourth proportional to 583,563.60, 875,345.40 and 162,838.80 is: 244,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,563.60 : 875,345.40 = 162,838.80 : x
  2. Step 2: Convert to fraction form
    583,563.60/875,345.40 = 162,838.80/x
  3. Step 3: Cross multiply
    583,563.60x = 875,345.40 × 162,838.80
  4. Step 4: Simplify right side
    583,563.60x = 142,540,194,521.52
  5. Step 5: Solve for x
    x = 142,540,194,521.52/583,563.60
  6. Step 6: Final answer
    x = 244,258.20

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Similar ratio
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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.