Home / 407,923.70-562,777.67-300,748.55

Finding the Fourth Proportional to 407,923.70, 562,777.67 and 300,748.55

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Solution

The fourth proportional to 407,923.70, 562,777.67 and 300,748.55 is: 414,917.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,923.70 : 562,777.67 = 300,748.55 : x
  2. Step 2: Convert to fraction form
    407,923.70/562,777.67 = 300,748.55/x
  3. Step 3: Cross multiply
    407,923.70x = 562,777.67 × 300,748.55
  4. Step 4: Simplify right side
    407,923.70x = 169,254,566,162.86
  5. Step 5: Solve for x
    x = 169,254,566,162.86/407,923.70
  6. Step 6: Final answer
    x = 414,917.22

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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.