Home / 622,856.35-934,284.53-498,440.35

Finding the Fourth Proportional to 622,856.35, 934,284.53 and 498,440.35

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Solution

The fourth proportional to 622,856.35, 934,284.53 and 498,440.35 is: 747,660.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,856.35 : 934,284.53 = 498,440.35 : x
  2. Step 2: Convert to fraction form
    622,856.35/934,284.53 = 498,440.35/x
  3. Step 3: Cross multiply
    622,856.35x = 934,284.53 × 498,440.35
  4. Step 4: Simplify right side
    622,856.35x = 465,685,105,640.58
  5. Step 5: Solve for x
    x = 465,685,105,640.58/622,856.35
  6. Step 6: Final answer
    x = 747,660.53

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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.