Home / 291,815.69-402,893.07-183,069.12

Finding the Fourth Proportional to 291,815.69, 402,893.07 and 183,069.12

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Solution

The fourth proportional to 291,815.69, 402,893.07 and 183,069.12 is: 252,752.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,815.69 : 402,893.07 = 183,069.12 : x
  2. Step 2: Convert to fraction form
    291,815.69/402,893.07 = 183,069.12/x
  3. Step 3: Cross multiply
    291,815.69x = 402,893.07 × 183,069.12
  4. Step 4: Simplify right side
    291,815.69x = 73,757,279,366.83
  5. Step 5: Solve for x
    x = 73,757,279,366.83/291,815.69
  6. Step 6: Final answer
    x = 252,752.96

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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.