Home / 527,861.07-791,624.39-190,857.13

Finding the Fourth Proportional to 527,861.07, 791,624.39 and 190,857.13

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Solution

The fourth proportional to 527,861.07, 791,624.39 and 190,857.13 is: 286,225.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,861.07 : 791,624.39 = 190,857.13 : x
  2. Step 2: Convert to fraction form
    527,861.07/791,624.39 = 190,857.13/x
  3. Step 3: Cross multiply
    527,861.07x = 791,624.39 × 190,857.13
  4. Step 4: Simplify right side
    527,861.07x = 151,087,157,253.63
  5. Step 5: Solve for x
    x = 151,087,157,253.63/527,861.07
  6. Step 6: Final answer
    x = 286,225.23

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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.