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Finding the Fourth Proportional to 247,303.89, 370,706.52 and 97,486.17

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Solution

The fourth proportional to 247,303.89, 370,706.52 and 97,486.17 is: 146,130.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,303.89 : 370,706.52 = 97,486.17 : x
  2. Step 2: Convert to fraction form
    247,303.89/370,706.52 = 97,486.17/x
  3. Step 3: Cross multiply
    247,303.89x = 370,706.52 × 97,486.17
  4. Step 4: Simplify right side
    247,303.89x = 36,138,758,828.83
  5. Step 5: Solve for x
    x = 36,138,758,828.83/247,303.89
  6. Step 6: Final answer
    x = 146,130.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.