Home / 999,527.58-1,499,290.16-325,607.78

Finding the Fourth Proportional to 999,527.58, 1,499,290.16 and 325,607.78

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Solution

The fourth proportional to 999,527.58, 1,499,290.16 and 325,607.78 is: 488,411.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,527.58 : 1,499,290.16 = 325,607.78 : x
  2. Step 2: Convert to fraction form
    999,527.58/1,499,290.16 = 325,607.78/x
  3. Step 3: Cross multiply
    999,527.58x = 1,499,290.16 × 325,607.78
  4. Step 4: Simplify right side
    999,527.58x = 488,180,531,448.96
  5. Step 5: Solve for x
    x = 488,180,531,448.96/999,527.58
  6. Step 6: Final answer
    x = 488,411.27

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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.