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Finding the Fourth Proportional to 268,698.90, 370,970.16 and 184,927.75

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Solution

The fourth proportional to 268,698.90, 370,970.16 and 184,927.75 is: 255,314.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,698.90 : 370,970.16 = 184,927.75 : x
  2. Step 2: Convert to fraction form
    268,698.90/370,970.16 = 184,927.75/x
  3. Step 3: Cross multiply
    268,698.90x = 370,970.16 × 184,927.75
  4. Step 4: Simplify right side
    268,698.90x = 68,602,675,513.50
  5. Step 5: Solve for x
    x = 68,602,675,513.50/268,698.90
  6. Step 6: Final answer
    x = 255,314.31

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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.