Home / 364,012.12-543,170.50-326,187.01

Finding the Fourth Proportional to 364,012.12, 543,170.50 and 326,187.01

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Solution

The fourth proportional to 364,012.12, 543,170.50 and 326,187.01 is: 486,728.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,012.12 : 543,170.50 = 326,187.01 : x
  2. Step 2: Convert to fraction form
    364,012.12/543,170.50 = 326,187.01/x
  3. Step 3: Cross multiply
    364,012.12x = 543,170.50 × 326,187.01
  4. Step 4: Simplify right side
    364,012.12x = 177,175,161,315.21
  5. Step 5: Solve for x
    x = 177,175,161,315.21/364,012.12
  6. Step 6: Final answer
    x = 486,728.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.