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Finding the Fourth Proportional to 567,097.60, 850,646.40 and 511,110.40

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Solution

The fourth proportional to 567,097.60, 850,646.40 and 511,110.40 is: 766,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,097.60 : 850,646.40 = 511,110.40 : x
  2. Step 2: Convert to fraction form
    567,097.60/850,646.40 = 511,110.40/x
  3. Step 3: Cross multiply
    567,097.60x = 850,646.40 × 511,110.40
  4. Step 4: Simplify right side
    567,097.60x = 434,774,221,762.56
  5. Step 5: Solve for x
    x = 434,774,221,762.56/567,097.60
  6. Step 6: Final answer
    x = 766,665.60

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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.