Home / 626,119.07-864,044.59-354,181.16

Finding the Fourth Proportional to 626,119.07, 864,044.59 and 354,181.16

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Solution

The fourth proportional to 626,119.07, 864,044.59 and 354,181.16 is: 488,770.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,119.07 : 864,044.59 = 354,181.16 : x
  2. Step 2: Convert to fraction form
    626,119.07/864,044.59 = 354,181.16/x
  3. Step 3: Cross multiply
    626,119.07x = 864,044.59 × 354,181.16
  4. Step 4: Simplify right side
    626,119.07x = 306,028,315,682.68
  5. Step 5: Solve for x
    x = 306,028,315,682.68/626,119.07
  6. Step 6: Final answer
    x = 488,770.16

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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.