Home / 669,798.90-1,004,862.33-332,998.20

Finding the Fourth Proportional to 669,798.90, 1,004,862.33 and 332,998.20

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Solution

The fourth proportional to 669,798.90, 1,004,862.33 and 332,998.20 is: 499,578.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,798.90 : 1,004,862.33 = 332,998.20 : x
  2. Step 2: Convert to fraction form
    669,798.90/1,004,862.33 = 332,998.20/x
  3. Step 3: Cross multiply
    669,798.90x = 1,004,862.33 × 332,998.20
  4. Step 4: Simplify right side
    669,798.90x = 334,617,347,137.81
  5. Step 5: Solve for x
    x = 334,617,347,137.81/669,798.90
  6. Step 6: Final answer
    x = 499,578.82

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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.