Home / 326,202.19-450,159.83-190,329.55

Finding the Fourth Proportional to 326,202.19, 450,159.83 and 190,329.55

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Solution

The fourth proportional to 326,202.19, 450,159.83 and 190,329.55 is: 262,655.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,202.19 : 450,159.83 = 190,329.55 : x
  2. Step 2: Convert to fraction form
    326,202.19/450,159.83 = 190,329.55/x
  3. Step 3: Cross multiply
    326,202.19x = 450,159.83 × 190,329.55
  4. Step 4: Simplify right side
    326,202.19x = 85,678,716,508.67
  5. Step 5: Solve for x
    x = 85,678,716,508.67/326,202.19
  6. Step 6: Final answer
    x = 262,655.25

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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.