Home / 429,895.96-592,631.16-300,432.48

Finding the Fourth Proportional to 429,895.96, 592,631.16 and 300,432.48

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Solution

The fourth proportional to 429,895.96, 592,631.16 and 300,432.48 is: 414,159.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,895.96 : 592,631.16 = 300,432.48 : x
  2. Step 2: Convert to fraction form
    429,895.96/592,631.16 = 300,432.48/x
  3. Step 3: Cross multiply
    429,895.96x = 592,631.16 × 300,432.48
  4. Step 4: Simplify right side
    429,895.96x = 178,045,649,124.08
  5. Step 5: Solve for x
    x = 178,045,649,124.08/429,895.96
  6. Step 6: Final answer
    x = 414,159.86

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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.