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Finding the Fourth Proportional to 298,264.42, 447,301.86 and 98,547.58

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Solution

The fourth proportional to 298,264.42, 447,301.86 and 98,547.58 is: 147,790.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,264.42 : 447,301.86 = 98,547.58 : x
  2. Step 2: Convert to fraction form
    298,264.42/447,301.86 = 98,547.58/x
  3. Step 3: Cross multiply
    298,264.42x = 447,301.86 × 98,547.58
  4. Step 4: Simplify right side
    298,264.42x = 44,080,515,832.50
  5. Step 5: Solve for x
    x = 44,080,515,832.50/298,264.42
  6. Step 6: Final answer
    x = 147,790.06

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