Home / 549,414.84-827,865.90-451,762.50

Finding the Fourth Proportional to 549,414.84, 827,865.90 and 451,762.50

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Solution

The fourth proportional to 549,414.84, 827,865.90 and 451,762.50 is: 680,722.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,414.84 : 827,865.90 = 451,762.50 : x
  2. Step 2: Convert to fraction form
    549,414.84/827,865.90 = 451,762.50/x
  3. Step 3: Cross multiply
    549,414.84x = 827,865.90 × 451,762.50
  4. Step 4: Simplify right side
    549,414.84x = 373,998,768,648.75
  5. Step 5: Solve for x
    x = 373,998,768,648.75/549,414.84
  6. Step 6: Final answer
    x = 680,722.00

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.