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Finding the Fourth Proportional to 590,543.20, 885,814.80 and 548,552.80

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Solution

The fourth proportional to 590,543.20, 885,814.80 and 548,552.80 is: 822,829.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,543.20 : 885,814.80 = 548,552.80 : x
  2. Step 2: Convert to fraction form
    590,543.20/885,814.80 = 548,552.80/x
  3. Step 3: Cross multiply
    590,543.20x = 885,814.80 × 548,552.80
  4. Step 4: Simplify right side
    590,543.20x = 485,916,188,821.44
  5. Step 5: Solve for x
    x = 485,916,188,821.44/590,543.20
  6. Step 6: Final answer
    x = 822,829.20

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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.