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Finding the Fourth Proportional to 552,148.60, 828,222.90 and 237,220.60

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Solution

The fourth proportional to 552,148.60, 828,222.90 and 237,220.60 is: 355,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,148.60 : 828,222.90 = 237,220.60 : x
  2. Step 2: Convert to fraction form
    552,148.60/828,222.90 = 237,220.60/x
  3. Step 3: Cross multiply
    552,148.60x = 828,222.90 × 237,220.60
  4. Step 4: Simplify right side
    552,148.60x = 196,471,533,271.74
  5. Step 5: Solve for x
    x = 196,471,533,271.74/552,148.60
  6. Step 6: Final answer
    x = 355,830.90

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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.