Home / 939,324.60-1,407,849.66-433,194.48

Finding the Fourth Proportional to 939,324.60, 1,407,849.66 and 433,194.48

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Solution

The fourth proportional to 939,324.60, 1,407,849.66 and 433,194.48 is: 649,267.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,324.60 : 1,407,849.66 = 433,194.48 : x
  2. Step 2: Convert to fraction form
    939,324.60/1,407,849.66 = 433,194.48/x
  3. Step 3: Cross multiply
    939,324.60x = 1,407,849.66 × 433,194.48
  4. Step 4: Simplify right side
    939,324.60x = 609,872,701,381.88
  5. Step 5: Solve for x
    x = 609,872,701,381.88/939,324.60
  6. Step 6: Final answer
    x = 649,267.25

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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.