Home / 803,857.53-1,206,014.72-655,501.17

Finding the Fourth Proportional to 803,857.53, 1,206,014.72 and 655,501.17

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Solution

The fourth proportional to 803,857.53, 1,206,014.72 and 655,501.17 is: 983,438.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,857.53 : 1,206,014.72 = 655,501.17 : x
  2. Step 2: Convert to fraction form
    803,857.53/1,206,014.72 = 655,501.17/x
  3. Step 3: Cross multiply
    803,857.53x = 1,206,014.72 × 655,501.17
  4. Step 4: Simplify right side
    803,857.53x = 790,544,056,719.72
  5. Step 5: Solve for x
    x = 790,544,056,719.72/803,857.53
  6. Step 6: Final answer
    x = 983,438.02

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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.