Home / 757,483.12-1,136,223.24-441,718.60

Finding the Fourth Proportional to 757,483.12, 1,136,223.24 and 441,718.60

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Solution

The fourth proportional to 757,483.12, 1,136,223.24 and 441,718.60 is: 662,577.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,483.12 : 1,136,223.24 = 441,718.60 : x
  2. Step 2: Convert to fraction form
    757,483.12/1,136,223.24 = 441,718.60/x
  3. Step 3: Cross multiply
    757,483.12x = 1,136,223.24 × 441,718.60
  4. Step 4: Simplify right side
    757,483.12x = 501,890,938,860.26
  5. Step 5: Solve for x
    x = 501,890,938,860.26/757,483.12
  6. Step 6: Final answer
    x = 662,577.06

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1.5x scale

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.