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Finding the Fourth Proportional to 535,548.06, 803,324.86 and 180,565.16

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Solution

The fourth proportional to 535,548.06, 803,324.86 and 180,565.16 is: 270,848.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,548.06 : 803,324.86 = 180,565.16 : x
  2. Step 2: Convert to fraction form
    535,548.06/803,324.86 = 180,565.16/x
  3. Step 3: Cross multiply
    535,548.06x = 803,324.86 × 180,565.16
  4. Step 4: Simplify right side
    535,548.06x = 145,052,477,409.84
  5. Step 5: Solve for x
    x = 145,052,477,409.84/535,548.06
  6. Step 6: Final answer
    x = 270,848.67

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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.