Home / 358,789.02-495,129.42-197,644.74

Finding the Fourth Proportional to 358,789.02, 495,129.42 and 197,644.74

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Solution

The fourth proportional to 358,789.02, 495,129.42 and 197,644.74 is: 272,750.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,789.02 : 495,129.42 = 197,644.74 : x
  2. Step 2: Convert to fraction form
    358,789.02/495,129.42 = 197,644.74/x
  3. Step 3: Cross multiply
    358,789.02x = 495,129.42 × 197,644.74
  4. Step 4: Simplify right side
    358,789.02x = 97,859,725,482.25
  5. Step 5: Solve for x
    x = 97,859,725,482.25/358,789.02
  6. Step 6: Final answer
    x = 272,750.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.