Home / 1,252,150.71-1,878,304.64-353,662.80

Finding the Fourth Proportional to 1,252,150.71, 1,878,304.64 and 353,662.80

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Solution

The fourth proportional to 1,252,150.71, 1,878,304.64 and 353,662.80 is: 530,516.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,150.71 : 1,878,304.64 = 353,662.80 : x
  2. Step 2: Convert to fraction form
    1,252,150.71/1,878,304.64 = 353,662.80/x
  3. Step 3: Cross multiply
    1,252,150.71x = 1,878,304.64 × 353,662.80
  4. Step 4: Simplify right side
    1,252,150.71x = 664,286,476,467.08
  5. Step 5: Solve for x
    x = 664,286,476,467.08/1,252,150.71
  6. Step 6: Final answer
    x = 530,516.39

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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.