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Finding the Fourth Proportional to 452,174.70, 624,030.59 and 261,196.14

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Solution

The fourth proportional to 452,174.70, 624,030.59 and 261,196.14 is: 360,467.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,174.70 : 624,030.59 = 261,196.14 : x
  2. Step 2: Convert to fraction form
    452,174.70/624,030.59 = 261,196.14/x
  3. Step 3: Cross multiply
    452,174.70x = 624,030.59 × 261,196.14
  4. Step 4: Simplify right side
    452,174.70x = 162,994,381,349.92
  5. Step 5: Solve for x
    x = 162,994,381,349.92/452,174.70
  6. Step 6: Final answer
    x = 360,467.72

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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.