Home / 291,997.42-437,428.04-191,853.34

Finding the Fourth Proportional to 291,997.42, 437,428.04 and 191,853.34

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Solution

The fourth proportional to 291,997.42, 437,428.04 and 191,853.34 is: 287,406.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,997.42 : 437,428.04 = 191,853.34 : x
  2. Step 2: Convert to fraction form
    291,997.42/437,428.04 = 191,853.34/x
  3. Step 3: Cross multiply
    291,997.42x = 437,428.04 × 191,853.34
  4. Step 4: Simplify right side
    291,997.42x = 83,922,030,483.65
  5. Step 5: Solve for x
    x = 83,922,030,483.65/291,997.42
  6. Step 6: Final answer
    x = 287,406.75

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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.