Home / 683,609.78-1,026,058.08-346,892.06

Finding the Fourth Proportional to 683,609.78, 1,026,058.08 and 346,892.06

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Solution

The fourth proportional to 683,609.78, 1,026,058.08 and 346,892.06 is: 520,664.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,609.78 : 1,026,058.08 = 346,892.06 : x
  2. Step 2: Convert to fraction form
    683,609.78/1,026,058.08 = 346,892.06/x
  3. Step 3: Cross multiply
    683,609.78x = 1,026,058.08 × 346,892.06
  4. Step 4: Simplify right side
    683,609.78x = 355,931,401,050.85
  5. Step 5: Solve for x
    x = 355,931,401,050.85/683,609.78
  6. Step 6: Final answer
    x = 520,664.58

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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.