Home / 507,580.09-761,417.11-166,025.46

Finding the Fourth Proportional to 507,580.09, 761,417.11 and 166,025.46

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Solution

The fourth proportional to 507,580.09, 761,417.11 and 166,025.46 is: 249,053.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,580.09 : 761,417.11 = 166,025.46 : x
  2. Step 2: Convert to fraction form
    507,580.09/761,417.11 = 166,025.46/x
  3. Step 3: Cross multiply
    507,580.09x = 761,417.11 × 166,025.46
  4. Step 4: Simplify right side
    507,580.09x = 126,414,629,002.47
  5. Step 5: Solve for x
    x = 126,414,629,002.47/507,580.09
  6. Step 6: Final answer
    x = 249,053.56

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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.