Home / 1,323,065.70-1,982,854.71-523,911.29

Finding the Fourth Proportional to 1,323,065.70, 1,982,854.71 and 523,911.29

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Solution

The fourth proportional to 1,323,065.70, 1,982,854.71 and 523,911.29 is: 785,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,065.70 : 1,982,854.71 = 523,911.29 : x
  2. Step 2: Convert to fraction form
    1,323,065.70/1,982,854.71 = 523,911.29/x
  3. Step 3: Cross multiply
    1,323,065.70x = 1,982,854.71 × 523,911.29
  4. Step 4: Simplify right side
    1,323,065.70x = 1,038,839,959,084.40
  5. Step 5: Solve for x
    x = 1,038,839,959,084.40/1,323,065.70
  6. Step 6: Final answer
    x = 785,176.40

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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.