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Finding the Fourth Proportional to 590,744.80, 884,148.90 and 543,505.60

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Solution

The fourth proportional to 590,744.80, 884,148.90 and 543,505.60 is: 813,447.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,744.80 : 884,148.90 = 543,505.60 : x
  2. Step 2: Convert to fraction form
    590,744.80/884,148.90 = 543,505.60/x
  3. Step 3: Cross multiply
    590,744.80x = 884,148.90 × 543,505.60
  4. Step 4: Simplify right side
    590,744.80x = 480,539,878,383.84
  5. Step 5: Solve for x
    x = 480,539,878,383.84/590,744.80
  6. Step 6: Final answer
    x = 813,447.50

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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.