Home / 357,301.18-493,099.55-236,234.31

Finding the Fourth Proportional to 357,301.18, 493,099.55 and 236,234.31

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Solution

The fourth proportional to 357,301.18, 493,099.55 and 236,234.31 is: 326,019.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,301.18 : 493,099.55 = 236,234.31 : x
  2. Step 2: Convert to fraction form
    357,301.18/493,099.55 = 236,234.31/x
  3. Step 3: Cross multiply
    357,301.18x = 493,099.55 × 236,234.31
  4. Step 4: Simplify right side
    357,301.18x = 116,487,031,955.56
  5. Step 5: Solve for x
    x = 116,487,031,955.56/357,301.18
  6. Step 6: Final answer
    x = 326,019.16

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1.5x scale

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.