Home / 527,848.09-791,772.28-190,881.20

Finding the Fourth Proportional to 527,848.09, 791,772.28 and 190,881.20

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Solution

The fourth proportional to 527,848.09, 791,772.28 and 190,881.20 is: 286,321.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,848.09 : 791,772.28 = 190,881.20 : x
  2. Step 2: Convert to fraction form
    527,848.09/791,772.28 = 190,881.20/x
  3. Step 3: Cross multiply
    527,848.09x = 791,772.28 × 190,881.20
  4. Step 4: Simplify right side
    527,848.09x = 151,134,444,435.36
  5. Step 5: Solve for x
    x = 151,134,444,435.36/527,848.09
  6. Step 6: Final answer
    x = 286,321.86

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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.