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Finding the Fourth Proportional to 587,228.80, 880,843.20 and 530,089.60

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Solution

The fourth proportional to 587,228.80, 880,843.20 and 530,089.60 is: 795,134.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,228.80 : 880,843.20 = 530,089.60 : x
  2. Step 2: Convert to fraction form
    587,228.80/880,843.20 = 530,089.60/x
  3. Step 3: Cross multiply
    587,228.80x = 880,843.20 × 530,089.60
  4. Step 4: Simplify right side
    587,228.80x = 466,925,819,550.72
  5. Step 5: Solve for x
    x = 466,925,819,550.72/587,228.80
  6. Step 6: Final answer
    x = 795,134.40

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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.