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Finding the Fourth Proportional to 651,373.54, 898,879.32 and 364,891.66

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Solution

The fourth proportional to 651,373.54, 898,879.32 and 364,891.66 is: 503,541.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,373.54 : 898,879.32 = 364,891.66 : x
  2. Step 2: Convert to fraction form
    651,373.54/898,879.32 = 364,891.66/x
  3. Step 3: Cross multiply
    651,373.54x = 898,879.32 × 364,891.66
  4. Step 4: Simplify right side
    651,373.54x = 327,993,567,214.47
  5. Step 5: Solve for x
    x = 327,993,567,214.47/651,373.54
  6. Step 6: Final answer
    x = 503,541.44

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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.