Home / 1,696,655.20-2,544,791.28-434,492.32

Finding the Fourth Proportional to 1,696,655.20, 2,544,791.28 and 434,492.32

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Solution

The fourth proportional to 1,696,655.20, 2,544,791.28 and 434,492.32 is: 651,689.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,655.20 : 2,544,791.28 = 434,492.32 : x
  2. Step 2: Convert to fraction form
    1,696,655.20/2,544,791.28 = 434,492.32/x
  3. Step 3: Cross multiply
    1,696,655.20x = 2,544,791.28 × 434,492.32
  4. Step 4: Simplify right side
    1,696,655.20x = 1,105,692,267,162.97
  5. Step 5: Solve for x
    x = 1,105,692,267,162.97/1,696,655.20
  6. Step 6: Final answer
    x = 651,689.43

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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.