Home / 313,982.40-433,307.16-179,872.32

Finding the Fourth Proportional to 313,982.40, 433,307.16 and 179,872.32

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Solution

The fourth proportional to 313,982.40, 433,307.16 and 179,872.32 is: 248,230.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,982.40 : 433,307.16 = 179,872.32 : x
  2. Step 2: Convert to fraction form
    313,982.40/433,307.16 = 179,872.32/x
  3. Step 3: Cross multiply
    313,982.40x = 433,307.16 × 179,872.32
  4. Step 4: Simplify right side
    313,982.40x = 77,939,964,141.81
  5. Step 5: Solve for x
    x = 77,939,964,141.81/313,982.40
  6. Step 6: Final answer
    x = 248,230.36

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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.