Home / 766,293.91-1,057,518.41-426,762.16

Finding the Fourth Proportional to 766,293.91, 1,057,518.41 and 426,762.16

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Solution

The fourth proportional to 766,293.91, 1,057,518.41 and 426,762.16 is: 588,950.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,293.91 : 1,057,518.41 = 426,762.16 : x
  2. Step 2: Convert to fraction form
    766,293.91/1,057,518.41 = 426,762.16/x
  3. Step 3: Cross multiply
    766,293.91x = 1,057,518.41 × 426,762.16
  4. Step 4: Simplify right side
    766,293.91x = 451,308,840,891.37
  5. Step 5: Solve for x
    x = 451,308,840,891.37/766,293.91
  6. Step 6: Final answer
    x = 588,950.06

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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.