Home / 376,463.04-519,323.04-304,923.84

Finding the Fourth Proportional to 376,463.04, 519,323.04 and 304,923.84

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Solution

The fourth proportional to 376,463.04, 519,323.04 and 304,923.84 is: 420,636.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,463.04 : 519,323.04 = 304,923.84 : x
  2. Step 2: Convert to fraction form
    376,463.04/519,323.04 = 304,923.84/x
  3. Step 3: Cross multiply
    376,463.04x = 519,323.04 × 304,923.84
  4. Step 4: Simplify right side
    376,463.04x = 158,353,975,557.27
  5. Step 5: Solve for x
    x = 158,353,975,557.27/376,463.04
  6. Step 6: Final answer
    x = 420,636.18

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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.