Home / 437,258.20-603,459.24-255,959.20

Finding the Fourth Proportional to 437,258.20, 603,459.24 and 255,959.20

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Solution

The fourth proportional to 437,258.20, 603,459.24 and 255,959.20 is: 353,248.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,258.20 : 603,459.24 = 255,959.20 : x
  2. Step 2: Convert to fraction form
    437,258.20/603,459.24 = 255,959.20/x
  3. Step 3: Cross multiply
    437,258.20x = 603,459.24 × 255,959.20
  4. Step 4: Simplify right side
    437,258.20x = 154,460,944,303.01
  5. Step 5: Solve for x
    x = 154,460,944,303.01/437,258.20
  6. Step 6: Final answer
    x = 353,248.82

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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.