Home / 943,659.50-1,302,251.58-513,941.33

Finding the Fourth Proportional to 943,659.50, 1,302,251.58 and 513,941.33

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Solution

The fourth proportional to 943,659.50, 1,302,251.58 and 513,941.33 is: 709,239.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,659.50 : 1,302,251.58 = 513,941.33 : x
  2. Step 2: Convert to fraction form
    943,659.50/1,302,251.58 = 513,941.33/x
  3. Step 3: Cross multiply
    943,659.50x = 1,302,251.58 × 513,941.33
  4. Step 4: Simplify right side
    943,659.50x = 669,280,912,275.43
  5. Step 5: Solve for x
    x = 669,280,912,275.43/943,659.50
  6. Step 6: Final answer
    x = 709,239.84

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Double scale
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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.