Home / 313,811.06-433,044.90-177,837.04

Finding the Fourth Proportional to 313,811.06, 433,044.90 and 177,837.04

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Solution

The fourth proportional to 313,811.06, 433,044.90 and 177,837.04 is: 245,406.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,811.06 : 433,044.90 = 177,837.04 : x
  2. Step 2: Convert to fraction form
    313,811.06/433,044.90 = 177,837.04/x
  3. Step 3: Cross multiply
    313,811.06x = 433,044.90 × 177,837.04
  4. Step 4: Simplify right side
    313,811.06x = 77,011,423,203.10
  5. Step 5: Solve for x
    x = 77,011,423,203.10/313,811.06
  6. Step 6: Final answer
    x = 245,406.98

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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.