Home / 988,748.88-1,364,482.44-536,040.96

Finding the Fourth Proportional to 988,748.88, 1,364,482.44 and 536,040.96

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Solution

The fourth proportional to 988,748.88, 1,364,482.44 and 536,040.96 is: 739,741.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,748.88 : 1,364,482.44 = 536,040.96 : x
  2. Step 2: Convert to fraction form
    988,748.88/1,364,482.44 = 536,040.96/x
  3. Step 3: Cross multiply
    988,748.88x = 1,364,482.44 × 536,040.96
  4. Step 4: Simplify right side
    988,748.88x = 731,418,477,040.74
  5. Step 5: Solve for x
    x = 731,418,477,040.74/988,748.88
  6. Step 6: Final answer
    x = 739,741.40

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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.