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Finding the Fourth Proportional to 529,777.10, 794,665.64 and 155,800.10

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Solution

The fourth proportional to 529,777.10, 794,665.64 and 155,800.10 is: 233,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,777.10 : 794,665.64 = 155,800.10 : x
  2. Step 2: Convert to fraction form
    529,777.10/794,665.64 = 155,800.10/x
  3. Step 3: Cross multiply
    529,777.10x = 794,665.64 × 155,800.10
  4. Step 4: Simplify right side
    529,777.10x = 123,808,981,426.24
  5. Step 5: Solve for x
    x = 123,808,981,426.24/529,777.10
  6. Step 6: Final answer
    x = 233,700.14

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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.