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Finding the Fourth Proportional to 507,585.08, 761,424.62 and 166,030.46

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Solution

The fourth proportional to 507,585.08, 761,424.62 and 166,030.46 is: 249,061.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,585.08 : 761,424.62 = 166,030.46 : x
  2. Step 2: Convert to fraction form
    507,585.08/761,424.62 = 166,030.46/x
  3. Step 3: Cross multiply
    507,585.08x = 761,424.62 × 166,030.46
  4. Step 4: Simplify right side
    507,585.08x = 126,419,679,913.93
  5. Step 5: Solve for x
    x = 126,419,679,913.93/507,585.08
  6. Step 6: Final answer
    x = 249,061.06

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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.