Home / 669,953.80-1,004,055.90-482,746.60

Finding the Fourth Proportional to 669,953.80, 1,004,055.90 and 482,746.60

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Solution

The fourth proportional to 669,953.80, 1,004,055.90 and 482,746.60 is: 723,489.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,953.80 : 1,004,055.90 = 482,746.60 : x
  2. Step 2: Convert to fraction form
    669,953.80/1,004,055.90 = 482,746.60/x
  3. Step 3: Cross multiply
    669,953.80x = 1,004,055.90 × 482,746.60
  4. Step 4: Simplify right side
    669,953.80x = 484,704,571,934.94
  5. Step 5: Solve for x
    x = 484,704,571,934.94/669,953.80
  6. Step 6: Final answer
    x = 723,489.55

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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.