Home / 864,592.13-1,193,140.46-477,401.09

Finding the Fourth Proportional to 864,592.13, 1,193,140.46 and 477,401.09

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Solution

The fourth proportional to 864,592.13, 1,193,140.46 and 477,401.09 is: 658,815.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,592.13 : 1,193,140.46 = 477,401.09 : x
  2. Step 2: Convert to fraction form
    864,592.13/1,193,140.46 = 477,401.09/x
  3. Step 3: Cross multiply
    864,592.13x = 1,193,140.46 × 477,401.09
  4. Step 4: Simplify right side
    864,592.13x = 569,606,551,354.90
  5. Step 5: Solve for x
    x = 569,606,551,354.90/864,592.13
  6. Step 6: Final answer
    x = 658,815.33

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Double scale
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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.