Home / 968,667.12-1,336,824.51-538,948.14

Finding the Fourth Proportional to 968,667.12, 1,336,824.51 and 538,948.14

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Solution

The fourth proportional to 968,667.12, 1,336,824.51 and 538,948.14 is: 743,783.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,667.12 : 1,336,824.51 = 538,948.14 : x
  2. Step 2: Convert to fraction form
    968,667.12/1,336,824.51 = 538,948.14/x
  3. Step 3: Cross multiply
    968,667.12x = 1,336,824.51 × 538,948.14
  4. Step 4: Simplify right side
    968,667.12x = 720,479,083,170.91
  5. Step 5: Solve for x
    x = 720,479,083,170.91/968,667.12
  6. Step 6: Final answer
    x = 743,783.98

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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.