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Finding the Fourth Proportional to 587,727.76, 881,601.36 and 255,303.76

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Solution

The fourth proportional to 587,727.76, 881,601.36 and 255,303.76 is: 382,959.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,727.76 : 881,601.36 = 255,303.76 : x
  2. Step 2: Convert to fraction form
    587,727.76/881,601.36 = 255,303.76/x
  3. Step 3: Cross multiply
    587,727.76x = 881,601.36 × 255,303.76
  4. Step 4: Simplify right side
    587,727.76x = 225,076,142,029.11
  5. Step 5: Solve for x
    x = 225,076,142,029.11/587,727.76
  6. Step 6: Final answer
    x = 382,959.86

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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.