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Finding the Fourth Proportional to 368,341.36, 552,457.36 and 102,074.11

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Solution

The fourth proportional to 368,341.36, 552,457.36 and 102,074.11 is: 153,096.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,341.36 : 552,457.36 = 102,074.11 : x
  2. Step 2: Convert to fraction form
    368,341.36/552,457.36 = 102,074.11/x
  3. Step 3: Cross multiply
    368,341.36x = 552,457.36 × 102,074.11
  4. Step 4: Simplify right side
    368,341.36x = 56,391,592,081.40
  5. Step 5: Solve for x
    x = 56,391,592,081.40/368,341.36
  6. Step 6: Final answer
    x = 153,096.01

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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.