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Finding the Fourth Proportional to 565,712.40, 848,549.40 and 144,992.40

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Solution

The fourth proportional to 565,712.40, 848,549.40 and 144,992.40 is: 217,483.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,712.40 : 848,549.40 = 144,992.40 : x
  2. Step 2: Convert to fraction form
    565,712.40/848,549.40 = 144,992.40/x
  3. Step 3: Cross multiply
    565,712.40x = 848,549.40 × 144,992.40
  4. Step 4: Simplify right side
    565,712.40x = 123,033,214,024.56
  5. Step 5: Solve for x
    x = 123,033,214,024.56/565,712.40
  6. Step 6: Final answer
    x = 217,483.68

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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.