Home / 219,218.20-328,827.30-174,931.45

Finding the Fourth Proportional to 219,218.20, 328,827.30 and 174,931.45

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Solution

The fourth proportional to 219,218.20, 328,827.30 and 174,931.45 is: 262,397.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,218.20 : 328,827.30 = 174,931.45 : x
  2. Step 2: Convert to fraction form
    219,218.20/328,827.30 = 174,931.45/x
  3. Step 3: Cross multiply
    219,218.20x = 328,827.30 × 174,931.45
  4. Step 4: Simplify right side
    219,218.20x = 57,522,236,388.59
  5. Step 5: Solve for x
    x = 57,522,236,388.59/219,218.20
  6. Step 6: Final answer
    x = 262,397.18

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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.