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Finding the Fourth Proportional to 589,503.80, 884,255.70 and 526,518.20

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Solution

The fourth proportional to 589,503.80, 884,255.70 and 526,518.20 is: 789,777.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,503.80 : 884,255.70 = 526,518.20 : x
  2. Step 2: Convert to fraction form
    589,503.80/884,255.70 = 526,518.20/x
  3. Step 3: Cross multiply
    589,503.80x = 884,255.70 × 526,518.20
  4. Step 4: Simplify right side
    589,503.80x = 465,576,719,503.74
  5. Step 5: Solve for x
    x = 465,576,719,503.74/589,503.80
  6. Step 6: Final answer
    x = 789,777.30

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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.