Home / 696,492.45-961,363.68-454,812.56

Finding the Fourth Proportional to 696,492.45, 961,363.68 and 454,812.56

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Solution

The fourth proportional to 696,492.45, 961,363.68 and 454,812.56 is: 627,774.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,492.45 : 961,363.68 = 454,812.56 : x
  2. Step 2: Convert to fraction form
    696,492.45/961,363.68 = 454,812.56/x
  3. Step 3: Cross multiply
    696,492.45x = 961,363.68 × 454,812.56
  4. Step 4: Simplify right side
    696,492.45x = 437,240,271,585.00
  5. Step 5: Solve for x
    x = 437,240,271,585.00/696,492.45
  6. Step 6: Final answer
    x = 627,774.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.