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Finding the Fourth Proportional to 595,468.56, 821,762.28 and 340,901.76

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Solution

The fourth proportional to 595,468.56, 821,762.28 and 340,901.76 is: 470,453.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,468.56 : 821,762.28 = 340,901.76 : x
  2. Step 2: Convert to fraction form
    595,468.56/821,762.28 = 340,901.76/x
  3. Step 3: Cross multiply
    595,468.56x = 821,762.28 × 340,901.76
  4. Step 4: Simplify right side
    595,468.56x = 280,140,207,553.61
  5. Step 5: Solve for x
    x = 280,140,207,553.61/595,468.56
  6. Step 6: Final answer
    x = 470,453.40

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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.