Home / 881,681.53-1,216,733.84-494,582.76

Finding the Fourth Proportional to 881,681.53, 1,216,733.84 and 494,582.76

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Solution

The fourth proportional to 881,681.53, 1,216,733.84 and 494,582.76 is: 682,531.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,681.53 : 1,216,733.84 = 494,582.76 : x
  2. Step 2: Convert to fraction form
    881,681.53/1,216,733.84 = 494,582.76/x
  3. Step 3: Cross multiply
    881,681.53x = 1,216,733.84 × 494,582.76
  4. Step 4: Simplify right side
    881,681.53x = 601,775,580,772.60
  5. Step 5: Solve for x
    x = 601,775,580,772.60/881,681.53
  6. Step 6: Final answer
    x = 682,531.69

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.