Home / 757,047.60-1,134,606.60-402,231.60

Finding the Fourth Proportional to 757,047.60, 1,134,606.60 and 402,231.60

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Solution

The fourth proportional to 757,047.60, 1,134,606.60 and 402,231.60 is: 602,834.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,047.60 : 1,134,606.60 = 402,231.60 : x
  2. Step 2: Convert to fraction form
    757,047.60/1,134,606.60 = 402,231.60/x
  3. Step 3: Cross multiply
    757,047.60x = 1,134,606.60 × 402,231.60
  4. Step 4: Simplify right side
    757,047.60x = 456,374,628,088.56
  5. Step 5: Solve for x
    x = 456,374,628,088.56/757,047.60
  6. Step 6: Final answer
    x = 602,834.79

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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.