Home / 1,643,955-2,465,932.50-462,003

Finding the Fourth Proportional to 1,643,955, 2,465,932.50 and 462,003

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Solution

The fourth proportional to 1,643,955, 2,465,932.50 and 462,003 is: 693,004.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,955 : 2,465,932.50 = 462,003 : x
  2. Step 2: Convert to fraction form
    1,643,955/2,465,932.50 = 462,003/x
  3. Step 3: Cross multiply
    1,643,955x = 2,465,932.50 × 462,003
  4. Step 4: Simplify right side
    1,643,955x = 1,139,268,212,797.50
  5. Step 5: Solve for x
    x = 1,139,268,212,797.50/1,643,955
  6. Step 6: Final answer
    x = 693,004.50

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Double scale
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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.