Home / 352,006.20-528,009.30-341,638.20

Finding the Fourth Proportional to 352,006.20, 528,009.30 and 341,638.20

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Solution

The fourth proportional to 352,006.20, 528,009.30 and 341,638.20 is: 512,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,006.20 : 528,009.30 = 341,638.20 : x
  2. Step 2: Convert to fraction form
    352,006.20/528,009.30 = 341,638.20/x
  3. Step 3: Cross multiply
    352,006.20x = 528,009.30 × 341,638.20
  4. Step 4: Simplify right side
    352,006.20x = 180,388,146,835.26
  5. Step 5: Solve for x
    x = 180,388,146,835.26/352,006.20
  6. Step 6: Final answer
    x = 512,457.30

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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.