Home / 429,890.96-592,624.25-300,427.48

Finding the Fourth Proportional to 429,890.96, 592,624.25 and 300,427.48

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Solution

The fourth proportional to 429,890.96, 592,624.25 and 300,427.48 is: 414,152.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,890.96 : 592,624.25 = 300,427.48 : x
  2. Step 2: Convert to fraction form
    429,890.96/592,624.25 = 300,427.48/x
  3. Step 3: Cross multiply
    429,890.96x = 592,624.25 × 300,427.48
  4. Step 4: Simplify right side
    429,890.96x = 178,040,610,379.64
  5. Step 5: Solve for x
    x = 178,040,610,379.64/429,890.96
  6. Step 6: Final answer
    x = 414,152.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.