Home / 292,731.76-403,964.58-165,404.62

Finding the Fourth Proportional to 292,731.76, 403,964.58 and 165,404.62

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Solution

The fourth proportional to 292,731.76, 403,964.58 and 165,404.62 is: 228,255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,731.76 : 403,964.58 = 165,404.62 : x
  2. Step 2: Convert to fraction form
    292,731.76/403,964.58 = 165,404.62/x
  3. Step 3: Cross multiply
    292,731.76x = 403,964.58 × 165,404.62
  4. Step 4: Simplify right side
    292,731.76x = 66,817,607,848.36
  5. Step 5: Solve for x
    x = 66,817,607,848.36/292,731.76
  6. Step 6: Final answer
    x = 228,255.41

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1.5x scale

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.