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Finding the Fourth Proportional to 524,890.80, 736,246.80 and 524,890.80

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Solution

The fourth proportional to 524,890.80, 736,246.80 and 524,890.80 is: 736,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,890.80 : 736,246.80 = 524,890.80 : x
  2. Step 2: Convert to fraction form
    524,890.80/736,246.80 = 524,890.80/x
  3. Step 3: Cross multiply
    524,890.80x = 736,246.80 × 524,890.80
  4. Step 4: Simplify right side
    524,890.80x = 386,449,171,849.44
  5. Step 5: Solve for x
    x = 386,449,171,849.44/524,890.80
  6. Step 6: Final answer
    x = 736,246.80

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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 (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.