Home / 314,499.32-433,941.36-187,150.04

Finding the Fourth Proportional to 314,499.32, 433,941.36 and 187,150.04

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Solution

The fourth proportional to 314,499.32, 433,941.36 and 187,150.04 is: 258,226.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,499.32 : 433,941.36 = 187,150.04 : x
  2. Step 2: Convert to fraction form
    314,499.32/433,941.36 = 187,150.04/x
  3. Step 3: Cross multiply
    314,499.32x = 433,941.36 × 187,150.04
  4. Step 4: Simplify right side
    314,499.32x = 81,212,142,881.65
  5. Step 5: Solve for x
    x = 81,212,142,881.65/314,499.32
  6. Step 6: Final answer
    x = 258,226.77

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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.