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Finding the Fourth Proportional to 589,085.90, 883,628.85 and 543,466.70

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Solution

The fourth proportional to 589,085.90, 883,628.85 and 543,466.70 is: 815,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,085.90 : 883,628.85 = 543,466.70 : x
  2. Step 2: Convert to fraction form
    589,085.90/883,628.85 = 543,466.70/x
  3. Step 3: Cross multiply
    589,085.90x = 883,628.85 × 543,466.70
  4. Step 4: Simplify right side
    589,085.90x = 480,222,855,134.30
  5. Step 5: Solve for x
    x = 480,222,855,134.30/589,085.90
  6. Step 6: Final answer
    x = 815,200.05

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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.