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Finding the Fourth Proportional to 504,051.80, 756,077.70 and 188,467.70

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Solution

The fourth proportional to 504,051.80, 756,077.70 and 188,467.70 is: 282,701.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,051.80 : 756,077.70 = 188,467.70 : x
  2. Step 2: Convert to fraction form
    504,051.80/756,077.70 = 188,467.70/x
  3. Step 3: Cross multiply
    504,051.80x = 756,077.70 × 188,467.70
  4. Step 4: Simplify right side
    504,051.80x = 142,496,225,140.29
  5. Step 5: Solve for x
    x = 142,496,225,140.29/504,051.80
  6. Step 6: Final answer
    x = 282,701.55

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Similar ratio
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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.