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Finding the Fourth Proportional to 456,059.54, 681,564.52 and 336,360.18

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Solution

The fourth proportional to 456,059.54, 681,564.52 and 336,360.18 is: 502,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,059.54 : 681,564.52 = 336,360.18 : x
  2. Step 2: Convert to fraction form
    456,059.54/681,564.52 = 336,360.18/x
  3. Step 3: Cross multiply
    456,059.54x = 681,564.52 × 336,360.18
  4. Step 4: Simplify right side
    456,059.54x = 229,251,164,628.81
  5. Step 5: Solve for x
    x = 229,251,164,628.81/456,059.54
  6. Step 6: Final answer
    x = 502,678.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.