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Finding the Fourth Proportional to 452,469, 624,462.30 and 261,483.96

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Solution

The fourth proportional to 452,469, 624,462.30 and 261,483.96 is: 360,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,469 : 624,462.30 = 261,483.96 : x
  2. Step 2: Convert to fraction form
    452,469/624,462.30 = 261,483.96/x
  3. Step 3: Cross multiply
    452,469x = 624,462.30 × 261,483.96
  4. Step 4: Simplify right side
    452,469x = 163,286,875,074.71
  5. Step 5: Solve for x
    x = 163,286,875,074.71/452,469
  6. Step 6: Final answer
    x = 360,879.70

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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.