Home / 784,887.10-1,175,581.05-606,427.90

Finding the Fourth Proportional to 784,887.10, 1,175,581.05 and 606,427.90

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Solution

The fourth proportional to 784,887.10, 1,175,581.05 and 606,427.90 is: 908,290.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,887.10 : 1,175,581.05 = 606,427.90 : x
  2. Step 2: Convert to fraction form
    784,887.10/1,175,581.05 = 606,427.90/x
  3. Step 3: Cross multiply
    784,887.10x = 1,175,581.05 × 606,427.90
  4. Step 4: Simplify right side
    784,887.10x = 712,905,147,431.30
  5. Step 5: Solve for x
    x = 712,905,147,431.30/784,887.10
  6. Step 6: Final answer
    x = 908,290.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.