Home / 352,026.20-528,039.30-293,706.20

Finding the Fourth Proportional to 352,026.20, 528,039.30 and 293,706.20

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Solution

The fourth proportional to 352,026.20, 528,039.30 and 293,706.20 is: 440,559.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,026.20 : 528,039.30 = 293,706.20 : x
  2. Step 2: Convert to fraction form
    352,026.20/528,039.30 = 293,706.20/x
  3. Step 3: Cross multiply
    352,026.20x = 528,039.30 × 293,706.20
  4. Step 4: Simplify right side
    352,026.20x = 155,088,416,253.66
  5. Step 5: Solve for x
    x = 155,088,416,253.66/352,026.20
  6. Step 6: Final answer
    x = 440,559.30

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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.