Home / 484,970.08-669,279.48-270,110.20

Finding the Fourth Proportional to 484,970.08, 669,279.48 and 270,110.20

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Solution

The fourth proportional to 484,970.08, 669,279.48 and 270,110.20 is: 372,763.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,970.08 : 669,279.48 = 270,110.20 : x
  2. Step 2: Convert to fraction form
    484,970.08/669,279.48 = 270,110.20/x
  3. Step 3: Cross multiply
    484,970.08x = 669,279.48 × 270,110.20
  4. Step 4: Simplify right side
    484,970.08x = 180,779,214,198.70
  5. Step 5: Solve for x
    x = 180,779,214,198.70/484,970.08
  6. Step 6: Final answer
    x = 372,763.64

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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.