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Finding the Fourth Proportional to 401,457.96, 602,181.72 and 97,853.63

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Solution

The fourth proportional to 401,457.96, 602,181.72 and 97,853.63 is: 146,779.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,457.96 : 602,181.72 = 97,853.63 : x
  2. Step 2: Convert to fraction form
    401,457.96/602,181.72 = 97,853.63/x
  3. Step 3: Cross multiply
    401,457.96x = 602,181.72 × 97,853.63
  4. Step 4: Simplify right side
    401,457.96x = 58,925,664,210.74
  5. Step 5: Solve for x
    x = 58,925,664,210.74/401,457.96
  6. Step 6: Final answer
    x = 146,779.17

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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.