Home / 775,865.66-1,070,684.33-436,333.91

Finding the Fourth Proportional to 775,865.66, 1,070,684.33 and 436,333.91

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Solution

The fourth proportional to 775,865.66, 1,070,684.33 and 436,333.91 is: 602,135.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,865.66 : 1,070,684.33 = 436,333.91 : x
  2. Step 2: Convert to fraction form
    775,865.66/1,070,684.33 = 436,333.91/x
  3. Step 3: Cross multiply
    775,865.66x = 1,070,684.33 × 436,333.91
  4. Step 4: Simplify right side
    775,865.66x = 467,175,872,549.54
  5. Step 5: Solve for x
    x = 467,175,872,549.54/775,865.66
  6. Step 6: Final answer
    x = 602,135.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.