Home / 454,334.10-681,501.15-451,223.70

Finding the Fourth Proportional to 454,334.10, 681,501.15 and 451,223.70

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Solution

The fourth proportional to 454,334.10, 681,501.15 and 451,223.70 is: 676,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,334.10 : 681,501.15 = 451,223.70 : x
  2. Step 2: Convert to fraction form
    454,334.10/681,501.15 = 451,223.70/x
  3. Step 3: Cross multiply
    454,334.10x = 681,501.15 × 451,223.70
  4. Step 4: Simplify right side
    454,334.10x = 307,509,470,457.26
  5. Step 5: Solve for x
    x = 307,509,470,457.26/454,334.10
  6. Step 6: Final answer
    x = 676,835.55

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Similar ratio
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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.