Home / 549,262.05-823,592.75-436,136.54

Finding the Fourth Proportional to 549,262.05, 823,592.75 and 436,136.54

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Solution

The fourth proportional to 549,262.05, 823,592.75 and 436,136.54 is: 653,966.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,262.05 : 823,592.75 = 436,136.54 : x
  2. Step 2: Convert to fraction form
    549,262.05/823,592.75 = 436,136.54/x
  3. Step 3: Cross multiply
    549,262.05x = 823,592.75 × 436,136.54
  4. Step 4: Simplify right side
    549,262.05x = 359,198,889,204.76
  5. Step 5: Solve for x
    x = 359,198,889,204.76/549,262.05
  6. Step 6: Final answer
    x = 653,966.33

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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.