Home / 346,968.12-520,097.67-196,891.50

Finding the Fourth Proportional to 346,968.12, 520,097.67 and 196,891.50

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Solution

The fourth proportional to 346,968.12, 520,097.67 and 196,891.50 is: 295,136.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,968.12 : 520,097.67 = 196,891.50 : x
  2. Step 2: Convert to fraction form
    346,968.12/520,097.67 = 196,891.50/x
  3. Step 3: Cross multiply
    346,968.12x = 520,097.67 × 196,891.50
  4. Step 4: Simplify right side
    346,968.12x = 102,402,810,392.81
  5. Step 5: Solve for x
    x = 102,402,810,392.81/346,968.12
  6. Step 6: Final answer
    x = 295,136.08

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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.