Home / 758,237.92-1,046,361.76-418,698.88

Finding the Fourth Proportional to 758,237.92, 1,046,361.76 and 418,698.88

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Solution

The fourth proportional to 758,237.92, 1,046,361.76 and 418,698.88 is: 577,800.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,237.92 : 1,046,361.76 = 418,698.88 : x
  2. Step 2: Convert to fraction form
    758,237.92/1,046,361.76 = 418,698.88/x
  3. Step 3: Cross multiply
    758,237.92x = 1,046,361.76 × 418,698.88
  4. Step 4: Simplify right side
    758,237.92x = 438,110,496,986.83
  5. Step 5: Solve for x
    x = 438,110,496,986.83/758,237.92
  6. Step 6: Final answer
    x = 577,800.83

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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.