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Finding the Fourth Proportional to 362,516.58, 498,498.30 and 314,686.08

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Solution

The fourth proportional to 362,516.58, 498,498.30 and 314,686.08 is: 432,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,516.58 : 498,498.30 = 314,686.08 : x
  2. Step 2: Convert to fraction form
    362,516.58/498,498.30 = 314,686.08/x
  3. Step 3: Cross multiply
    362,516.58x = 498,498.30 × 314,686.08
  4. Step 4: Simplify right side
    362,516.58x = 156,870,475,913.66
  5. Step 5: Solve for x
    x = 156,870,475,913.66/362,516.58
  6. Step 6: Final answer
    x = 432,726.35

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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.