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Finding the Fourth Proportional to 589,544.80, 884,317.20 and 526,559.20

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Solution

The fourth proportional to 589,544.80, 884,317.20 and 526,559.20 is: 789,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,544.80 : 884,317.20 = 526,559.20 : x
  2. Step 2: Convert to fraction form
    589,544.80/884,317.20 = 526,559.20/x
  3. Step 3: Cross multiply
    589,544.80x = 884,317.20 × 526,559.20
  4. Step 4: Simplify right side
    589,544.80x = 465,645,357,378.24
  5. Step 5: Solve for x
    x = 465,645,357,378.24/589,544.80
  6. Step 6: Final answer
    x = 789,838.80

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Double scale
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Similar ratio
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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.