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Finding the Fourth Proportional to 698,535.56, 1,047,352.56 and 333,599.60

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Solution

The fourth proportional to 698,535.56, 1,047,352.56 and 333,599.60 is: 500,184.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,535.56 : 1,047,352.56 = 333,599.60 : x
  2. Step 2: Convert to fraction form
    698,535.56/1,047,352.56 = 333,599.60/x
  3. Step 3: Cross multiply
    698,535.56x = 1,047,352.56 × 333,599.60
  4. Step 4: Simplify right side
    698,535.56x = 349,396,395,074.98
  5. Step 5: Solve for x
    x = 349,396,395,074.98/698,535.56
  6. Step 6: Final answer
    x = 500,184.12

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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.