Home / 558,861.63-771,209.42-304,207.35

Finding the Fourth Proportional to 558,861.63, 771,209.42 and 304,207.35

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Solution

The fourth proportional to 558,861.63, 771,209.42 and 304,207.35 is: 419,795.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,861.63 : 771,209.42 = 304,207.35 : x
  2. Step 2: Convert to fraction form
    558,861.63/771,209.42 = 304,207.35/x
  3. Step 3: Cross multiply
    558,861.63x = 771,209.42 × 304,207.35
  4. Step 4: Simplify right side
    558,861.63x = 234,607,572,432.20
  5. Step 5: Solve for x
    x = 234,607,572,432.20/558,861.63
  6. Step 6: Final answer
    x = 419,795.46

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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.