Home / 701,619.20-1,051,737.60-346,342.40

Finding the Fourth Proportional to 701,619.20, 1,051,737.60 and 346,342.40

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Solution

The fourth proportional to 701,619.20, 1,051,737.60 and 346,342.40 is: 519,172.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,619.20 : 1,051,737.60 = 346,342.40 : x
  2. Step 2: Convert to fraction form
    701,619.20/1,051,737.60 = 346,342.40/x
  3. Step 3: Cross multiply
    701,619.20x = 1,051,737.60 × 346,342.40
  4. Step 4: Simplify right side
    701,619.20x = 364,261,324,554.24
  5. Step 5: Solve for x
    x = 364,261,324,554.24/701,619.20
  6. Step 6: Final answer
    x = 519,172.40

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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.