Home / 788,107.50-1,182,327.30-255,587.01

Finding the Fourth Proportional to 788,107.50, 1,182,327.30 and 255,587.01

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Solution

The fourth proportional to 788,107.50, 1,182,327.30 and 255,587.01 is: 383,434.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,107.50 : 1,182,327.30 = 255,587.01 : x
  2. Step 2: Convert to fraction form
    788,107.50/1,182,327.30 = 255,587.01/x
  3. Step 3: Cross multiply
    788,107.50x = 1,182,327.30 × 255,587.01
  4. Step 4: Simplify right side
    788,107.50x = 302,187,498,928.92
  5. Step 5: Solve for x
    x = 302,187,498,928.92/788,107.50
  6. Step 6: Final answer
    x = 383,434.36

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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.