Home / 439,213.02-606,113.55-238,009.02

Finding the Fourth Proportional to 439,213.02, 606,113.55 and 238,009.02

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Solution

The fourth proportional to 439,213.02, 606,113.55 and 238,009.02 is: 328,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,213.02 : 606,113.55 = 238,009.02 : x
  2. Step 2: Convert to fraction form
    439,213.02/606,113.55 = 238,009.02/x
  3. Step 3: Cross multiply
    439,213.02x = 606,113.55 × 238,009.02
  4. Step 4: Simplify right side
    439,213.02x = 144,260,492,044.22
  5. Step 5: Solve for x
    x = 144,260,492,044.22/439,213.02
  6. Step 6: Final answer
    x = 328,452.22

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1.5x scale

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.