Home / 549,329.50-823,999.38-194,403.70

Finding the Fourth Proportional to 549,329.50, 823,999.38 and 194,403.70

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Solution

The fourth proportional to 549,329.50, 823,999.38 and 194,403.70 is: 291,607.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,329.50 : 823,999.38 = 194,403.70 : x
  2. Step 2: Convert to fraction form
    549,329.50/823,999.38 = 194,403.70/x
  3. Step 3: Cross multiply
    549,329.50x = 823,999.38 × 194,403.70
  4. Step 4: Simplify right side
    549,329.50x = 160,188,528,269.71
  5. Step 5: Solve for x
    x = 160,188,528,269.71/549,329.50
  6. Step 6: Final answer
    x = 291,607.37

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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.