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Finding the Fourth Proportional to 453,409.14, 625,794.10 and 259,946.82

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Solution

The fourth proportional to 453,409.14, 625,794.10 and 259,946.82 is: 358,777.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,409.14 : 625,794.10 = 259,946.82 : x
  2. Step 2: Convert to fraction form
    453,409.14/625,794.10 = 259,946.82/x
  3. Step 3: Cross multiply
    453,409.14x = 625,794.10 × 259,946.82
  4. Step 4: Simplify right side
    453,409.14x = 162,673,187,082.10
  5. Step 5: Solve for x
    x = 162,673,187,082.10/453,409.14
  6. Step 6: Final answer
    x = 358,777.91

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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.