Home / 959,558.80-1,439,338.20-487,166.80

Finding the Fourth Proportional to 959,558.80, 1,439,338.20 and 487,166.80

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Solution

The fourth proportional to 959,558.80, 1,439,338.20 and 487,166.80 is: 730,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,558.80 : 1,439,338.20 = 487,166.80 : x
  2. Step 2: Convert to fraction form
    959,558.80/1,439,338.20 = 487,166.80/x
  3. Step 3: Cross multiply
    959,558.80x = 1,439,338.20 × 487,166.80
  4. Step 4: Simplify right side
    959,558.80x = 701,197,785,011.76
  5. Step 5: Solve for x
    x = 701,197,785,011.76/959,558.80
  6. Step 6: Final answer
    x = 730,750.20

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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.