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Finding the Fourth Proportional to 567,037.40, 850,556.10 and 509,300.60

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Solution

The fourth proportional to 567,037.40, 850,556.10 and 509,300.60 is: 763,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,037.40 : 850,556.10 = 509,300.60 : x
  2. Step 2: Convert to fraction form
    567,037.40/850,556.10 = 509,300.60/x
  3. Step 3: Cross multiply
    567,037.40x = 850,556.10 × 509,300.60
  4. Step 4: Simplify right side
    567,037.40x = 433,188,732,063.66
  5. Step 5: Solve for x
    x = 433,188,732,063.66/567,037.40
  6. Step 6: Final answer
    x = 763,950.90

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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.