Home / 708,459.55-1,062,919.06-424,105.81

Finding the Fourth Proportional to 708,459.55, 1,062,919.06 and 424,105.81

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Solution

The fourth proportional to 708,459.55, 1,062,919.06 and 424,105.81 is: 636,296.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,459.55 : 1,062,919.06 = 424,105.81 : x
  2. Step 2: Convert to fraction form
    708,459.55/1,062,919.06 = 424,105.81/x
  3. Step 3: Cross multiply
    708,459.55x = 1,062,919.06 × 424,105.81
  4. Step 4: Simplify right side
    708,459.55x = 450,790,145,188.18
  5. Step 5: Solve for x
    x = 450,790,145,188.18/708,459.55
  6. Step 6: Final answer
    x = 636,296.24

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Double scale
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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.