Home / 891,344.96-1,230,532.64-697,340.29

Finding the Fourth Proportional to 891,344.96, 1,230,532.64 and 697,340.29

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Solution

The fourth proportional to 891,344.96, 1,230,532.64 and 697,340.29 is: 962,702.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,344.96 : 1,230,532.64 = 697,340.29 : x
  2. Step 2: Convert to fraction form
    891,344.96/1,230,532.64 = 697,340.29/x
  3. Step 3: Cross multiply
    891,344.96x = 1,230,532.64 × 697,340.29
  4. Step 4: Simplify right side
    891,344.96x = 858,099,984,430.04
  5. Step 5: Solve for x
    x = 858,099,984,430.04/891,344.96
  6. Step 6: Final answer
    x = 962,702.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.