Home / 348,023.04-480,311.54-195,102.46

Finding the Fourth Proportional to 348,023.04, 480,311.54 and 195,102.46

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Solution

The fourth proportional to 348,023.04, 480,311.54 and 195,102.46 is: 269,263.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,023.04 : 480,311.54 = 195,102.46 : x
  2. Step 2: Convert to fraction form
    348,023.04/480,311.54 = 195,102.46/x
  3. Step 3: Cross multiply
    348,023.04x = 480,311.54 × 195,102.46
  4. Step 4: Simplify right side
    348,023.04x = 93,709,963,020.39
  5. Step 5: Solve for x
    x = 93,709,963,020.39/348,023.04
  6. Step 6: Final answer
    x = 269,263.68

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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.