Home / 927,611.95-1,391,398.11-253,693.26

Finding the Fourth Proportional to 927,611.95, 1,391,398.11 and 253,693.26

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Solution

The fourth proportional to 927,611.95, 1,391,398.11 and 253,693.26 is: 380,534.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,611.95 : 1,391,398.11 = 253,693.26 : x
  2. Step 2: Convert to fraction form
    927,611.95/1,391,398.11 = 253,693.26/x
  3. Step 3: Cross multiply
    927,611.95x = 1,391,398.11 × 253,693.26
  4. Step 4: Simplify right side
    927,611.95x = 352,988,322,483.74
  5. Step 5: Solve for x
    x = 352,988,322,483.74/927,611.95
  6. Step 6: Final answer
    x = 380,534.47

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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.