Home / 886,625.50-1,223,543.20-484,217.50

Finding the Fourth Proportional to 886,625.50, 1,223,543.20 and 484,217.50

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Solution

The fourth proportional to 886,625.50, 1,223,543.20 and 484,217.50 is: 668,220.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,625.50 : 1,223,543.20 = 484,217.50 : x
  2. Step 2: Convert to fraction form
    886,625.50/1,223,543.20 = 484,217.50/x
  3. Step 3: Cross multiply
    886,625.50x = 1,223,543.20 × 484,217.50
  4. Step 4: Simplify right side
    886,625.50x = 592,461,029,446
  5. Step 5: Solve for x
    x = 592,461,029,446/886,625.50
  6. Step 6: Final answer
    x = 668,220.16

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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.