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Finding the Fourth Proportional to 266,303.52, 367,496.91 and 145,444.80

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Solution

The fourth proportional to 266,303.52, 367,496.91 and 145,444.80 is: 200,712.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,303.52 : 367,496.91 = 145,444.80 : x
  2. Step 2: Convert to fraction form
    266,303.52/367,496.91 = 145,444.80/x
  3. Step 3: Cross multiply
    266,303.52x = 367,496.91 × 145,444.80
  4. Step 4: Simplify right side
    266,303.52x = 53,450,514,575.57
  5. Step 5: Solve for x
    x = 53,450,514,575.57/266,303.52
  6. Step 6: Final answer
    x = 200,712.76

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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.