Home / 943,212.84-1,301,592.78-513,494.43

Finding the Fourth Proportional to 943,212.84, 1,301,592.78 and 513,494.43

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Solution

The fourth proportional to 943,212.84, 1,301,592.78 and 513,494.43 is: 708,600.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,212.84 : 1,301,592.78 = 513,494.43 : x
  2. Step 2: Convert to fraction form
    943,212.84/1,301,592.78 = 513,494.43/x
  3. Step 3: Cross multiply
    943,212.84x = 1,301,592.78 × 513,494.43
  4. Step 4: Simplify right side
    943,212.84x = 668,360,642,658.22
  5. Step 5: Solve for x
    x = 668,360,642,658.22/943,212.84
  6. Step 6: Final answer
    x = 708,600.03

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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.