Home / 1,067,106.42-1,600,662.36-436,020.23

Finding the Fourth Proportional to 1,067,106.42, 1,600,662.36 and 436,020.23

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Solution

The fourth proportional to 1,067,106.42, 1,600,662.36 and 436,020.23 is: 654,031.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,106.42 : 1,600,662.36 = 436,020.23 : x
  2. Step 2: Convert to fraction form
    1,067,106.42/1,600,662.36 = 436,020.23/x
  3. Step 3: Cross multiply
    1,067,106.42x = 1,600,662.36 × 436,020.23
  4. Step 4: Simplify right side
    1,067,106.42x = 697,921,175,996.28
  5. Step 5: Solve for x
    x = 697,921,175,996.28/1,067,106.42
  6. Step 6: Final answer
    x = 654,031.47

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Double scale
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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.