Home / 653,136.96-901,267.38-366,601.08

Finding the Fourth Proportional to 653,136.96, 901,267.38 and 366,601.08

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Solution

The fourth proportional to 653,136.96, 901,267.38 and 366,601.08 is: 505,874.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,136.96 : 901,267.38 = 366,601.08 : x
  2. Step 2: Convert to fraction form
    653,136.96/901,267.38 = 366,601.08/x
  3. Step 3: Cross multiply
    653,136.96x = 901,267.38 × 366,601.08
  4. Step 4: Simplify right side
    653,136.96x = 330,405,594,876.77
  5. Step 5: Solve for x
    x = 330,405,594,876.77/653,136.96
  6. Step 6: Final answer
    x = 505,874.90

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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.