Home / 376,448.04-519,350.13-215,216.46

Finding the Fourth Proportional to 376,448.04, 519,350.13 and 215,216.46

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Solution

The fourth proportional to 376,448.04, 519,350.13 and 215,216.46 is: 296,914.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,448.04 : 519,350.13 = 215,216.46 : x
  2. Step 2: Convert to fraction form
    376,448.04/519,350.13 = 215,216.46/x
  3. Step 3: Cross multiply
    376,448.04x = 519,350.13 × 215,216.46
  4. Step 4: Simplify right side
    376,448.04x = 111,772,696,479.14
  5. Step 5: Solve for x
    x = 111,772,696,479.14/376,448.04
  6. Step 6: Final answer
    x = 296,914.01

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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.