Home / 313,979.45-433,303.04-179,869.37

Finding the Fourth Proportional to 313,979.45, 433,303.04 and 179,869.37

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Solution

The fourth proportional to 313,979.45, 433,303.04 and 179,869.37 is: 248,226.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,979.45 : 433,303.04 = 179,869.37 : x
  2. Step 2: Convert to fraction form
    313,979.45/433,303.04 = 179,869.37/x
  3. Step 3: Cross multiply
    313,979.45x = 433,303.04 × 179,869.37
  4. Step 4: Simplify right side
    313,979.45x = 77,937,944,823.88
  5. Step 5: Solve for x
    x = 77,937,944,823.88/313,979.45
  6. Step 6: Final answer
    x = 248,226.26

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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.