Home / 862,960.16-1,190,836.46-475,762.74

Finding the Fourth Proportional to 862,960.16, 1,190,836.46 and 475,762.74

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Solution

The fourth proportional to 862,960.16, 1,190,836.46 and 475,762.74 is: 656,525.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,960.16 : 1,190,836.46 = 475,762.74 : x
  2. Step 2: Convert to fraction form
    862,960.16/1,190,836.46 = 475,762.74/x
  3. Step 3: Cross multiply
    862,960.16x = 1,190,836.46 × 475,762.74
  4. Step 4: Simplify right side
    862,960.16x = 566,555,617,101.50
  5. Step 5: Solve for x
    x = 566,555,617,101.50/862,960.16
  6. Step 6: Final answer
    x = 656,525.81

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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.