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Finding the Fourth Proportional to 292,924.58, 439,002.90 and 166,622.90

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Solution

The fourth proportional to 292,924.58, 439,002.90 and 166,622.90 is: 249,715.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,924.58 : 439,002.90 = 166,622.90 : x
  2. Step 2: Convert to fraction form
    292,924.58/439,002.90 = 166,622.90/x
  3. Step 3: Cross multiply
    292,924.58x = 439,002.90 × 166,622.90
  4. Step 4: Simplify right side
    292,924.58x = 73,147,934,111.40
  5. Step 5: Solve for x
    x = 73,147,934,111.40/292,924.58
  6. Step 6: Final answer
    x = 249,715.93

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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.