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Finding the Fourth Proportional to 592,358.20, 888,537.30 and 403,401.40

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Solution

The fourth proportional to 592,358.20, 888,537.30 and 403,401.40 is: 605,102.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,358.20 : 888,537.30 = 403,401.40 : x
  2. Step 2: Convert to fraction form
    592,358.20/888,537.30 = 403,401.40/x
  3. Step 3: Cross multiply
    592,358.20x = 888,537.30 × 403,401.40
  4. Step 4: Simplify right side
    592,358.20x = 358,437,190,772.22
  5. Step 5: Solve for x
    x = 358,437,190,772.22/592,358.20
  6. Step 6: Final answer
    x = 605,102.10

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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.