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Finding the Fourth Proportional to 510,533.02, 704,507.97 and 281,045.62

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Solution

The fourth proportional to 510,533.02, 704,507.97 and 281,045.62 is: 387,827.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,533.02 : 704,507.97 = 281,045.62 : x
  2. Step 2: Convert to fraction form
    510,533.02/704,507.97 = 281,045.62/x
  3. Step 3: Cross multiply
    510,533.02x = 704,507.97 × 281,045.62
  4. Step 4: Simplify right side
    510,533.02x = 197,998,879,223.59
  5. Step 5: Solve for x
    x = 197,998,879,223.59/510,533.02
  6. Step 6: Final answer
    x = 387,827.76

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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.