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Finding the Fourth Proportional to 552,654.35, 828,981.45 and 153,295.14

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Solution

The fourth proportional to 552,654.35, 828,981.45 and 153,295.14 is: 229,942.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,654.35 : 828,981.45 = 153,295.14 : x
  2. Step 2: Convert to fraction form
    552,654.35/828,981.45 = 153,295.14/x
  3. Step 3: Cross multiply
    552,654.35x = 828,981.45 × 153,295.14
  4. Step 4: Simplify right side
    552,654.35x = 127,078,827,435.15
  5. Step 5: Solve for x
    x = 127,078,827,435.15/552,654.35
  6. Step 6: Final answer
    x = 229,942.69

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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.