Home / 314,305.13-433,750.29-171,074.45

Finding the Fourth Proportional to 314,305.13, 433,750.29 and 171,074.45

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Solution

The fourth proportional to 314,305.13, 433,750.29 and 171,074.45 is: 236,087.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,305.13 : 433,750.29 = 171,074.45 : x
  2. Step 2: Convert to fraction form
    314,305.13/433,750.29 = 171,074.45/x
  3. Step 3: Cross multiply
    314,305.13x = 433,750.29 × 171,074.45
  4. Step 4: Simplify right side
    314,305.13x = 74,203,592,299.09
  5. Step 5: Solve for x
    x = 74,203,592,299.09/314,305.13
  6. Step 6: Final answer
    x = 236,087.75

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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.