Home / 489,263.40-733,895.10-173,752.20

Finding the Fourth Proportional to 489,263.40, 733,895.10 and 173,752.20

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Solution

The fourth proportional to 489,263.40, 733,895.10 and 173,752.20 is: 260,628.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,263.40 : 733,895.10 = 173,752.20 : x
  2. Step 2: Convert to fraction form
    489,263.40/733,895.10 = 173,752.20/x
  3. Step 3: Cross multiply
    489,263.40x = 733,895.10 × 173,752.20
  4. Step 4: Simplify right side
    489,263.40x = 127,515,888,194.22
  5. Step 5: Solve for x
    x = 127,515,888,194.22/489,263.40
  6. Step 6: Final answer
    x = 260,628.30

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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.