Home / 1,270,354.32-1,905,486.12-323,717.04

Finding the Fourth Proportional to 1,270,354.32, 1,905,486.12 and 323,717.04

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Solution

The fourth proportional to 1,270,354.32, 1,905,486.12 and 323,717.04 is: 485,564.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,354.32 : 1,905,486.12 = 323,717.04 : x
  2. Step 2: Convert to fraction form
    1,270,354.32/1,905,486.12 = 323,717.04/x
  3. Step 3: Cross multiply
    1,270,354.32x = 1,905,486.12 × 323,717.04
  4. Step 4: Simplify right side
    1,270,354.32x = 616,838,326,527.49
  5. Step 5: Solve for x
    x = 616,838,326,527.49/1,270,354.32
  6. Step 6: Final answer
    x = 485,564.00

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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.