Home / 705,615.02-973,767.39-403,906.22

Finding the Fourth Proportional to 705,615.02, 973,767.39 and 403,906.22

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Solution

The fourth proportional to 705,615.02, 973,767.39 and 403,906.22 is: 557,401.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,615.02 : 973,767.39 = 403,906.22 : x
  2. Step 2: Convert to fraction form
    705,615.02/973,767.39 = 403,906.22/x
  3. Step 3: Cross multiply
    705,615.02x = 973,767.39 × 403,906.22
  4. Step 4: Simplify right side
    705,615.02x = 393,310,705,654.17
  5. Step 5: Solve for x
    x = 393,310,705,654.17/705,615.02
  6. Step 6: Final answer
    x = 557,401.27

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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.