Home / 437,783.04-604,143.36-236,578.56

Finding the Fourth Proportional to 437,783.04, 604,143.36 and 236,578.56

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Solution

The fourth proportional to 437,783.04, 604,143.36 and 236,578.56 is: 326,479.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,783.04 : 604,143.36 = 236,578.56 : x
  2. Step 2: Convert to fraction form
    437,783.04/604,143.36 = 236,578.56/x
  3. Step 3: Cross multiply
    437,783.04x = 604,143.36 × 236,578.56
  4. Step 4: Simplify right side
    437,783.04x = 142,927,366,142.36
  5. Step 5: Solve for x
    x = 142,927,366,142.36/437,783.04
  6. Step 6: Final answer
    x = 326,479.91

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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.