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Finding the Fourth Proportional to 614,856.97, 848,576.64 and 360,208.14

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Solution

The fourth proportional to 614,856.97, 848,576.64 and 360,208.14 is: 497,130.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,856.97 : 848,576.64 = 360,208.14 : x
  2. Step 2: Convert to fraction form
    614,856.97/848,576.64 = 360,208.14/x
  3. Step 3: Cross multiply
    614,856.97x = 848,576.64 × 360,208.14
  4. Step 4: Simplify right side
    614,856.97x = 305,664,213,141.85
  5. Step 5: Solve for x
    x = 305,664,213,141.85/614,856.97
  6. Step 6: Final answer
    x = 497,130.60

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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.