Home / 798,522.40-1,196,401.20-517,895.20

Finding the Fourth Proportional to 798,522.40, 1,196,401.20 and 517,895.20

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Solution

The fourth proportional to 798,522.40, 1,196,401.20 and 517,895.20 is: 775,946.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,522.40 : 1,196,401.20 = 517,895.20 : x
  2. Step 2: Convert to fraction form
    798,522.40/1,196,401.20 = 517,895.20/x
  3. Step 3: Cross multiply
    798,522.40x = 1,196,401.20 × 517,895.20
  4. Step 4: Simplify right side
    798,522.40x = 619,610,438,754.24
  5. Step 5: Solve for x
    x = 619,610,438,754.24/798,522.40
  6. Step 6: Final answer
    x = 775,946.22

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Double scale
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Similar ratio
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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.