Home / 527,594.23-791,384.19-128,233.81

Finding the Fourth Proportional to 527,594.23, 791,384.19 and 128,233.81

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Solution

The fourth proportional to 527,594.23, 791,384.19 and 128,233.81 is: 192,348.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,594.23 : 791,384.19 = 128,233.81 : x
  2. Step 2: Convert to fraction form
    527,594.23/791,384.19 = 128,233.81/x
  3. Step 3: Cross multiply
    527,594.23x = 791,384.19 × 128,233.81
  4. Step 4: Simplify right side
    527,594.23x = 101,482,209,857.46
  5. Step 5: Solve for x
    x = 101,482,209,857.46/527,594.23
  6. Step 6: Final answer
    x = 192,348.98

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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.