Home / 740,107.08-1,021,372.50-453,571.80

Finding the Fourth Proportional to 740,107.08, 1,021,372.50 and 453,571.80

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Solution

The fourth proportional to 740,107.08, 1,021,372.50 and 453,571.80 is: 625,944.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,107.08 : 1,021,372.50 = 453,571.80 : x
  2. Step 2: Convert to fraction form
    740,107.08/1,021,372.50 = 453,571.80/x
  3. Step 3: Cross multiply
    740,107.08x = 1,021,372.50 × 453,571.80
  4. Step 4: Simplify right side
    740,107.08x = 463,265,763,295.50
  5. Step 5: Solve for x
    x = 463,265,763,295.50/740,107.08
  6. Step 6: Final answer
    x = 625,944.24

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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.