Home / 1,078,256.21-1,616,777.21-358,212.38

Finding the Fourth Proportional to 1,078,256.21, 1,616,777.21 and 358,212.38

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Solution

The fourth proportional to 1,078,256.21, 1,616,777.21 and 358,212.38 is: 537,116.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,256.21 : 1,616,777.21 = 358,212.38 : x
  2. Step 2: Convert to fraction form
    1,078,256.21/1,616,777.21 = 358,212.38/x
  3. Step 3: Cross multiply
    1,078,256.21x = 1,616,777.21 × 358,212.38
  4. Step 4: Simplify right side
    1,078,256.21x = 579,149,605,135.51
  5. Step 5: Solve for x
    x = 579,149,605,135.51/1,078,256.21
  6. Step 6: Final answer
    x = 537,116.88

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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.