Home / 943,512.90-1,302,034.84-535,611.18

Finding the Fourth Proportional to 943,512.90, 1,302,034.84 and 535,611.18

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Solution

The fourth proportional to 943,512.90, 1,302,034.84 and 535,611.18 is: 739,136.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,512.90 : 1,302,034.84 = 535,611.18 : x
  2. Step 2: Convert to fraction form
    943,512.90/1,302,034.84 = 535,611.18/x
  3. Step 3: Cross multiply
    943,512.90x = 1,302,034.84 × 535,611.18
  4. Step 4: Simplify right side
    943,512.90x = 697,384,407,865.28
  5. Step 5: Solve for x
    x = 697,384,407,865.28/943,512.90
  6. Step 6: Final answer
    x = 739,136.06

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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.