Home / 891,683.26-1,230,522.92-509,718.27

Finding the Fourth Proportional to 891,683.26, 1,230,522.92 and 509,718.27

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Solution

The fourth proportional to 891,683.26, 1,230,522.92 and 509,718.27 is: 703,411.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,683.26 : 1,230,522.92 = 509,718.27 : x
  2. Step 2: Convert to fraction form
    891,683.26/1,230,522.92 = 509,718.27/x
  3. Step 3: Cross multiply
    891,683.26x = 1,230,522.92 × 509,718.27
  4. Step 4: Simplify right side
    891,683.26x = 627,220,013,977.75
  5. Step 5: Solve for x
    x = 627,220,013,977.75/891,683.26
  6. Step 6: Final answer
    x = 703,411.22

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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.