Home / 740,445.34-1,110,709.55-207,924.85

Finding the Fourth Proportional to 740,445.34, 1,110,709.55 and 207,924.85

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Solution

The fourth proportional to 740,445.34, 1,110,709.55 and 207,924.85 is: 311,898.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,445.34 : 1,110,709.55 = 207,924.85 : x
  2. Step 2: Convert to fraction form
    740,445.34/1,110,709.55 = 207,924.85/x
  3. Step 3: Cross multiply
    740,445.34x = 1,110,709.55 × 207,924.85
  4. Step 4: Simplify right side
    740,445.34x = 230,944,109,984.15
  5. Step 5: Solve for x
    x = 230,944,109,984.15/740,445.34
  6. Step 6: Final answer
    x = 311,898.93

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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.