Home / 1,643,534.95-2,465,302.44-445,457.27

Finding the Fourth Proportional to 1,643,534.95, 2,465,302.44 and 445,457.27

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Solution

The fourth proportional to 1,643,534.95, 2,465,302.44 and 445,457.27 is: 668,185.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,534.95 : 2,465,302.44 = 445,457.27 : x
  2. Step 2: Convert to fraction form
    1,643,534.95/2,465,302.44 = 445,457.27/x
  3. Step 3: Cross multiply
    1,643,534.95x = 2,465,302.44 × 445,457.27
  4. Step 4: Simplify right side
    1,643,534.95x = 1,098,186,888,613.13
  5. Step 5: Solve for x
    x = 1,098,186,888,613.13/1,643,534.95
  6. Step 6: Final answer
    x = 668,185.91

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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.