Home / 268,320.08-370,263.77-147,458.76

Finding the Fourth Proportional to 268,320.08, 370,263.77 and 147,458.76

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Solution

The fourth proportional to 268,320.08, 370,263.77 and 147,458.76 is: 203,483.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,320.08 : 370,263.77 = 147,458.76 : x
  2. Step 2: Convert to fraction form
    268,320.08/370,263.77 = 147,458.76/x
  3. Step 3: Cross multiply
    268,320.08x = 370,263.77 × 147,458.76
  4. Step 4: Simplify right side
    268,320.08x = 54,598,635,659.83
  5. Step 5: Solve for x
    x = 54,598,635,659.83/268,320.08
  6. Step 6: Final answer
    x = 203,483.23

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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.