Home / 628,826.10-943,154.10-250,025.55

Finding the Fourth Proportional to 628,826.10, 943,154.10 and 250,025.55

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Solution

The fourth proportional to 628,826.10, 943,154.10 and 250,025.55 is: 375,004.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,826.10 : 943,154.10 = 250,025.55 : x
  2. Step 2: Convert to fraction form
    628,826.10/943,154.10 = 250,025.55/x
  3. Step 3: Cross multiply
    628,826.10x = 943,154.10 × 250,025.55
  4. Step 4: Simplify right side
    628,826.10x = 235,812,622,587.26
  5. Step 5: Solve for x
    x = 235,812,622,587.26/628,826.10
  6. Step 6: Final answer
    x = 375,004.51

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Double scale
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Similar ratio
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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.