Home / 988,094.57-1,363,571.42-535,385.57

Finding the Fourth Proportional to 988,094.57, 1,363,571.42 and 535,385.57

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Solution

The fourth proportional to 988,094.57, 1,363,571.42 and 535,385.57 is: 738,832.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,094.57 : 1,363,571.42 = 535,385.57 : x
  2. Step 2: Convert to fraction form
    988,094.57/1,363,571.42 = 535,385.57/x
  3. Step 3: Cross multiply
    988,094.57x = 1,363,571.42 × 535,385.57
  4. Step 4: Simplify right side
    988,094.57x = 730,036,452,437.62
  5. Step 5: Solve for x
    x = 730,036,452,437.62/988,094.57
  6. Step 6: Final answer
    x = 738,832.58

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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.