Home / 662,111.20-993,577.20-346,794.40

Finding the Fourth Proportional to 662,111.20, 993,577.20 and 346,794.40

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Solution

The fourth proportional to 662,111.20, 993,577.20 and 346,794.40 is: 520,406.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,111.20 : 993,577.20 = 346,794.40 : x
  2. Step 2: Convert to fraction form
    662,111.20/993,577.20 = 346,794.40/x
  3. Step 3: Cross multiply
    662,111.20x = 993,577.20 × 346,794.40
  4. Step 4: Simplify right side
    662,111.20x = 344,567,008,927.68
  5. Step 5: Solve for x
    x = 344,567,008,927.68/662,111.20
  6. Step 6: Final answer
    x = 520,406.56

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1.5x scale

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.