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Finding the Fourth Proportional to 344,529.99, 516,345.26 and 175,907.73

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Solution

The fourth proportional to 344,529.99, 516,345.26 and 175,907.73 is: 263,631.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,529.99 : 516,345.26 = 175,907.73 : x
  2. Step 2: Convert to fraction form
    344,529.99/516,345.26 = 175,907.73/x
  3. Step 3: Cross multiply
    344,529.99x = 516,345.26 × 175,907.73
  4. Step 4: Simplify right side
    344,529.99x = 90,829,121,703.32
  5. Step 5: Solve for x
    x = 90,829,121,703.32/344,529.99
  6. Step 6: Final answer
    x = 263,631.97

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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.