Home / 598,890.70-898,336.05-465,046.30

Finding the Fourth Proportional to 598,890.70, 898,336.05 and 465,046.30

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Solution

The fourth proportional to 598,890.70, 898,336.05 and 465,046.30 is: 697,569.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,890.70 : 898,336.05 = 465,046.30 : x
  2. Step 2: Convert to fraction form
    598,890.70/898,336.05 = 465,046.30/x
  3. Step 3: Cross multiply
    598,890.70x = 898,336.05 × 465,046.30
  4. Step 4: Simplify right side
    598,890.70x = 417,767,856,209.12
  5. Step 5: Solve for x
    x = 417,767,856,209.12/598,890.70
  6. Step 6: Final answer
    x = 697,569.45

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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.