Home / 437,298.51-603,265.75-255,899.18

Finding the Fourth Proportional to 437,298.51, 603,265.75 and 255,899.18

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Solution

The fourth proportional to 437,298.51, 603,265.75 and 255,899.18 is: 353,020.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,298.51 : 603,265.75 = 255,899.18 : x
  2. Step 2: Convert to fraction form
    437,298.51/603,265.75 = 255,899.18/x
  3. Step 3: Cross multiply
    437,298.51x = 603,265.75 × 255,899.18
  4. Step 4: Simplify right side
    437,298.51x = 154,375,210,747.09
  5. Step 5: Solve for x
    x = 154,375,210,747.09/437,298.51
  6. Step 6: Final answer
    x = 353,020.21

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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.