Home / 417,086.20-626,795.70-365,764.60

Finding the Fourth Proportional to 417,086.20, 626,795.70 and 365,764.60

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Solution

The fourth proportional to 417,086.20, 626,795.70 and 365,764.60 is: 549,669.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,086.20 : 626,795.70 = 365,764.60 : x
  2. Step 2: Convert to fraction form
    417,086.20/626,795.70 = 365,764.60/x
  3. Step 3: Cross multiply
    417,086.20x = 626,795.70 × 365,764.60
  4. Step 4: Simplify right side
    417,086.20x = 229,259,678,492.22
  5. Step 5: Solve for x
    x = 229,259,678,492.22/417,086.20
  6. Step 6: Final answer
    x = 549,669.78

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1.5x scale

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.