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Finding the Fourth Proportional to 848,718.76, 1,171,208.52 and 466,745.50

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Solution

The fourth proportional to 848,718.76, 1,171,208.52 and 466,745.50 is: 644,095.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,718.76 : 1,171,208.52 = 466,745.50 : x
  2. Step 2: Convert to fraction form
    848,718.76/1,171,208.52 = 466,745.50/x
  3. Step 3: Cross multiply
    848,718.76x = 1,171,208.52 × 466,745.50
  4. Step 4: Simplify right side
    848,718.76x = 546,656,306,271.66
  5. Step 5: Solve for x
    x = 546,656,306,271.66/848,718.76
  6. Step 6: Final answer
    x = 644,095.94

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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.