Home / 762,526.76-1,143,798.35-230,052.42

Finding the Fourth Proportional to 762,526.76, 1,143,798.35 and 230,052.42

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Solution

The fourth proportional to 762,526.76, 1,143,798.35 and 230,052.42 is: 345,081.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,526.76 : 1,143,798.35 = 230,052.42 : x
  2. Step 2: Convert to fraction form
    762,526.76/1,143,798.35 = 230,052.42/x
  3. Step 3: Cross multiply
    762,526.76x = 1,143,798.35 × 230,052.42
  4. Step 4: Simplify right side
    762,526.76x = 263,133,577,259.25
  5. Step 5: Solve for x
    x = 263,133,577,259.25/762,526.76
  6. Step 6: Final answer
    x = 345,081.11

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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.