Home / 988,066.44-1,363,532.56-535,357.44

Finding the Fourth Proportional to 988,066.44, 1,363,532.56 and 535,357.44

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Solution

The fourth proportional to 988,066.44, 1,363,532.56 and 535,357.44 is: 738,793.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,066.44 : 1,363,532.56 = 535,357.44 : x
  2. Step 2: Convert to fraction form
    988,066.44/1,363,532.56 = 535,357.44/x
  3. Step 3: Cross multiply
    988,066.44x = 1,363,532.56 × 535,357.44
  4. Step 4: Simplify right side
    988,066.44x = 729,977,300,678.25
  5. Step 5: Solve for x
    x = 729,977,300,678.25/988,066.44
  6. Step 6: Final answer
    x = 738,793.74

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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.