Home / 725,906.95-1,001,483.90-439,322.47

Finding the Fourth Proportional to 725,906.95, 1,001,483.90 and 439,322.47

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Solution

The fourth proportional to 725,906.95, 1,001,483.90 and 439,322.47 is: 606,103.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,906.95 : 1,001,483.90 = 439,322.47 : x
  2. Step 2: Convert to fraction form
    725,906.95/1,001,483.90 = 439,322.47/x
  3. Step 3: Cross multiply
    725,906.95x = 1,001,483.90 × 439,322.47
  4. Step 4: Simplify right side
    725,906.95x = 439,974,377,560.37
  5. Step 5: Solve for x
    x = 439,974,377,560.37/725,906.95
  6. Step 6: Final answer
    x = 606,103.00

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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.