Home / 1,144,171.26-1,716,534.36-345,405.12

Finding the Fourth Proportional to 1,144,171.26, 1,716,534.36 and 345,405.12

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Solution

The fourth proportional to 1,144,171.26, 1,716,534.36 and 345,405.12 is: 518,191.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,171.26 : 1,716,534.36 = 345,405.12 : x
  2. Step 2: Convert to fraction form
    1,144,171.26/1,716,534.36 = 345,405.12/x
  3. Step 3: Cross multiply
    1,144,171.26x = 1,716,534.36 × 345,405.12
  4. Step 4: Simplify right side
    1,144,171.26x = 592,899,756,599.92
  5. Step 5: Solve for x
    x = 592,899,756,599.92/1,144,171.26
  6. Step 6: Final answer
    x = 518,191.44

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1.5x scale

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.