Home / 291,933.42-403,051.98-223,824.12

Finding the Fourth Proportional to 291,933.42, 403,051.98 and 223,824.12

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Solution

The fourth proportional to 291,933.42, 403,051.98 and 223,824.12 is: 309,018.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,933.42 : 403,051.98 = 223,824.12 : x
  2. Step 2: Convert to fraction form
    291,933.42/403,051.98 = 223,824.12/x
  3. Step 3: Cross multiply
    291,933.42x = 403,051.98 × 223,824.12
  4. Step 4: Simplify right side
    291,933.42x = 90,212,754,737.76
  5. Step 5: Solve for x
    x = 90,212,754,737.76/291,933.42
  6. Step 6: Final answer
    x = 309,018.25

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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.