Home / 988,486.40-1,364,096.44-558,751.40

Finding the Fourth Proportional to 988,486.40, 1,364,096.44 and 558,751.40

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Solution

The fourth proportional to 988,486.40, 1,364,096.44 and 558,751.40 is: 771,068.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,486.40 : 1,364,096.44 = 558,751.40 : x
  2. Step 2: Convert to fraction form
    988,486.40/1,364,096.44 = 558,751.40/x
  3. Step 3: Cross multiply
    988,486.40x = 1,364,096.44 × 558,751.40
  4. Step 4: Simplify right side
    988,486.40x = 762,190,795,585.02
  5. Step 5: Solve for x
    x = 762,190,795,585.02/988,486.40
  6. Step 6: Final answer
    x = 771,068.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.