Home / 908,467.20-1,362,700.80-731,320.20

Finding the Fourth Proportional to 908,467.20, 1,362,700.80 and 731,320.20

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Solution

The fourth proportional to 908,467.20, 1,362,700.80 and 731,320.20 is: 1,096,980.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,467.20 : 1,362,700.80 = 731,320.20 : x
  2. Step 2: Convert to fraction form
    908,467.20/1,362,700.80 = 731,320.20/x
  3. Step 3: Cross multiply
    908,467.20x = 1,362,700.80 × 731,320.20
  4. Step 4: Simplify right side
    908,467.20x = 996,570,621,596.16
  5. Step 5: Solve for x
    x = 996,570,621,596.16/908,467.20
  6. Step 6: Final answer
    x = 1,096,980.30

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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.