Home / 292,380.10-403,484.49-158,244.10

Finding the Fourth Proportional to 292,380.10, 403,484.49 and 158,244.10

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Solution

The fourth proportional to 292,380.10, 403,484.49 and 158,244.10 is: 218,376.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,380.10 : 403,484.49 = 158,244.10 : x
  2. Step 2: Convert to fraction form
    292,380.10/403,484.49 = 158,244.10/x
  3. Step 3: Cross multiply
    292,380.10x = 403,484.49 × 158,244.10
  4. Step 4: Simplify right side
    292,380.10x = 63,849,038,975.30
  5. Step 5: Solve for x
    x = 63,849,038,975.30/292,380.10
  6. Step 6: Final answer
    x = 218,376.83

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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.