Home / 358,816.21-495,164.06-197,667.52

Finding the Fourth Proportional to 358,816.21, 495,164.06 and 197,667.52

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Solution

The fourth proportional to 358,816.21, 495,164.06 and 197,667.52 is: 272,779.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,816.21 : 495,164.06 = 197,667.52 : x
  2. Step 2: Convert to fraction form
    358,816.21/495,164.06 = 197,667.52/x
  3. Step 3: Cross multiply
    358,816.21x = 495,164.06 × 197,667.52
  4. Step 4: Simplify right side
    358,816.21x = 97,877,849,257.51
  5. Step 5: Solve for x
    x = 97,877,849,257.51/358,816.21
  6. Step 6: Final answer
    x = 272,779.90

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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.