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Finding the Fourth Proportional to 272,525.88, 375,763.95 and 186,526.29

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Solution

The fourth proportional to 272,525.88, 375,763.95 and 186,526.29 is: 257,186.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,525.88 : 375,763.95 = 186,526.29 : x
  2. Step 2: Convert to fraction form
    272,525.88/375,763.95 = 186,526.29/x
  3. Step 3: Cross multiply
    272,525.88x = 375,763.95 × 186,526.29
  4. Step 4: Simplify right side
    272,525.88x = 70,089,855,509.25
  5. Step 5: Solve for x
    x = 70,089,855,509.25/272,525.88
  6. Step 6: Final answer
    x = 257,186.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.