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Finding the Fourth Proportional to 502,603.60, 693,598.34 and 273,160.92

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Solution

The fourth proportional to 502,603.60, 693,598.34 and 273,160.92 is: 376,964.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,603.60 : 693,598.34 = 273,160.92 : x
  2. Step 2: Convert to fraction form
    502,603.60/693,598.34 = 273,160.92/x
  3. Step 3: Cross multiply
    502,603.60x = 693,598.34 × 273,160.92
  4. Step 4: Simplify right side
    502,603.60x = 189,463,960,664.87
  5. Step 5: Solve for x
    x = 189,463,960,664.87/502,603.60
  6. Step 6: Final answer
    x = 376,964.99

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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.