Home / 938,156.01-1,407,234.02-228,184.53

Finding the Fourth Proportional to 938,156.01, 1,407,234.02 and 228,184.53

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Solution

The fourth proportional to 938,156.01, 1,407,234.02 and 228,184.53 is: 342,276.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,156.01 : 1,407,234.02 = 228,184.53 : x
  2. Step 2: Convert to fraction form
    938,156.01/1,407,234.02 = 228,184.53/x
  3. Step 3: Cross multiply
    938,156.01x = 1,407,234.02 × 228,184.53
  4. Step 4: Simplify right side
    938,156.01x = 321,109,032,312.79
  5. Step 5: Solve for x
    x = 321,109,032,312.79/938,156.01
  6. Step 6: Final answer
    x = 342,276.80

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Double scale
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Similar ratio
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1.5x scale

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.