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Finding the Fourth Proportional to 590,581.80, 883,539.90 and 512,562.60

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Solution

The fourth proportional to 590,581.80, 883,539.90 and 512,562.60 is: 766,819.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,581.80 : 883,539.90 = 512,562.60 : x
  2. Step 2: Convert to fraction form
    590,581.80/883,539.90 = 512,562.60/x
  3. Step 3: Cross multiply
    590,581.80x = 883,539.90 × 512,562.60
  4. Step 4: Simplify right side
    590,581.80x = 452,869,508,347.74
  5. Step 5: Solve for x
    x = 452,869,508,347.74/590,581.80
  6. Step 6: Final answer
    x = 766,819.28

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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.