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Finding the Fourth Proportional to 366,987.30, 550,480.95 and 334,328.10

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Solution

The fourth proportional to 366,987.30, 550,480.95 and 334,328.10 is: 501,492.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,987.30 : 550,480.95 = 334,328.10 : x
  2. Step 2: Convert to fraction form
    366,987.30/550,480.95 = 334,328.10/x
  3. Step 3: Cross multiply
    366,987.30x = 550,480.95 × 334,328.10
  4. Step 4: Simplify right side
    366,987.30x = 184,041,250,099.70
  5. Step 5: Solve for x
    x = 184,041,250,099.70/366,987.30
  6. Step 6: Final answer
    x = 501,492.15

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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.