Home / 1,066,713.78-1,600,072.26-435,627.63

Finding the Fourth Proportional to 1,066,713.78, 1,600,072.26 and 435,627.63

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Solution

The fourth proportional to 1,066,713.78, 1,600,072.26 and 435,627.63 is: 653,442.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,713.78 : 1,600,072.26 = 435,627.63 : x
  2. Step 2: Convert to fraction form
    1,066,713.78/1,600,072.26 = 435,627.63/x
  3. Step 3: Cross multiply
    1,066,713.78x = 1,600,072.26 × 435,627.63
  4. Step 4: Simplify right side
    1,066,713.78x = 697,035,686,452.54
  5. Step 5: Solve for x
    x = 697,035,686,452.54/1,066,713.78
  6. Step 6: Final answer
    x = 653,442.09

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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.