Home / 988,070.44-1,363,538.08-535,361.44

Finding the Fourth Proportional to 988,070.44, 1,363,538.08 and 535,361.44

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Solution

The fourth proportional to 988,070.44, 1,363,538.08 and 535,361.44 is: 738,799.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,070.44 : 1,363,538.08 = 535,361.44 : x
  2. Step 2: Convert to fraction form
    988,070.44/1,363,538.08 = 535,361.44/x
  3. Step 3: Cross multiply
    988,070.44x = 1,363,538.08 × 535,361.44
  4. Step 4: Simplify right side
    988,070.44x = 729,985,710,003.64
  5. Step 5: Solve for x
    x = 729,985,710,003.64/988,070.44
  6. Step 6: Final answer
    x = 738,799.26

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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.