Home / 327,938.16-452,555.55-190,143.84

Finding the Fourth Proportional to 327,938.16, 452,555.55 and 190,143.84

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Solution

The fourth proportional to 327,938.16, 452,555.55 and 190,143.84 is: 262,399.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,938.16 : 452,555.55 = 190,143.84 : x
  2. Step 2: Convert to fraction form
    327,938.16/452,555.55 = 190,143.84/x
  3. Step 3: Cross multiply
    327,938.16x = 452,555.55 × 190,143.84
  4. Step 4: Simplify right side
    327,938.16x = 86,050,650,090.31
  5. Step 5: Solve for x
    x = 86,050,650,090.31/327,938.16
  6. Step 6: Final answer
    x = 262,399.01

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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.