Home / 988,059.42-1,363,522.90-535,350.42

Finding the Fourth Proportional to 988,059.42, 1,363,522.90 and 535,350.42

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Solution

The fourth proportional to 988,059.42, 1,363,522.90 and 535,350.42 is: 738,784.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,059.42 : 1,363,522.90 = 535,350.42 : x
  2. Step 2: Convert to fraction form
    988,059.42/1,363,522.90 = 535,350.42/x
  3. Step 3: Cross multiply
    988,059.42x = 1,363,522.90 × 535,350.42
  4. Step 4: Simplify right side
    988,059.42x = 729,962,557,194.62
  5. Step 5: Solve for x
    x = 729,962,557,194.62/988,059.42
  6. Step 6: Final answer
    x = 738,784.07

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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.