Home / 314,621.06-434,163.04-183,810.85

Finding the Fourth Proportional to 314,621.06, 434,163.04 and 183,810.85

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Solution

The fourth proportional to 314,621.06, 434,163.04 and 183,810.85 is: 253,650.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,621.06 : 434,163.04 = 183,810.85 : x
  2. Step 2: Convert to fraction form
    314,621.06/434,163.04 = 183,810.85/x
  3. Step 3: Cross multiply
    314,621.06x = 434,163.04 × 183,810.85
  4. Step 4: Simplify right side
    314,621.06x = 79,803,876,422.27
  5. Step 5: Solve for x
    x = 79,803,876,422.27/314,621.06
  6. Step 6: Final answer
    x = 253,650.78

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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.