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Finding the Fourth Proportional to 236,442.90, 354,837.15 and 166,458.90

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Solution

The fourth proportional to 236,442.90, 354,837.15 and 166,458.90 is: 249,810.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,442.90 : 354,837.15 = 166,458.90 : x
  2. Step 2: Convert to fraction form
    236,442.90/354,837.15 = 166,458.90/x
  3. Step 3: Cross multiply
    236,442.90x = 354,837.15 × 166,458.90
  4. Step 4: Simplify right side
    236,442.90x = 59,065,801,668.14
  5. Step 5: Solve for x
    x = 59,065,801,668.14/236,442.90
  6. Step 6: Final answer
    x = 249,810.00

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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.