Home / 459,075.20-633,524.22-255,145.21

Finding the Fourth Proportional to 459,075.20, 633,524.22 and 255,145.21

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Solution

The fourth proportional to 459,075.20, 633,524.22 and 255,145.21 is: 352,100.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,075.20 : 633,524.22 = 255,145.21 : x
  2. Step 2: Convert to fraction form
    459,075.20/633,524.22 = 255,145.21/x
  3. Step 3: Cross multiply
    459,075.20x = 633,524.22 × 255,145.21
  4. Step 4: Simplify right side
    459,075.20x = 161,640,668,568.18
  5. Step 5: Solve for x
    x = 161,640,668,568.18/459,075.20
  6. Step 6: Final answer
    x = 352,100.64

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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.