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Finding the Fourth Proportional to 507,581.60, 761,419.37 and 166,026.96

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Solution

The fourth proportional to 507,581.60, 761,419.37 and 166,026.96 is: 249,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,581.60 : 761,419.37 = 166,026.96 : x
  2. Step 2: Convert to fraction form
    507,581.60/761,419.37 = 166,026.96/x
  3. Step 3: Cross multiply
    507,581.60x = 761,419.37 × 166,026.96
  4. Step 4: Simplify right side
    507,581.60x = 126,416,142,456.08
  5. Step 5: Solve for x
    x = 126,416,142,456.08/507,581.60
  6. Step 6: Final answer
    x = 249,055.80

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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.