Home / 346,090.80-518,577.30-195,884.40

Finding the Fourth Proportional to 346,090.80, 518,577.30 and 195,884.40

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Solution

The fourth proportional to 346,090.80, 518,577.30 and 195,884.40 is: 293,510.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,090.80 : 518,577.30 = 195,884.40 : x
  2. Step 2: Convert to fraction form
    346,090.80/518,577.30 = 195,884.40/x
  3. Step 3: Cross multiply
    346,090.80x = 518,577.30 × 195,884.40
  4. Step 4: Simplify right side
    346,090.80x = 101,581,203,264.12
  5. Step 5: Solve for x
    x = 101,581,203,264.12/346,090.80
  6. Step 6: Final answer
    x = 293,510.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.