Home / 645,513.60-968,277.44-196,307.52

Finding the Fourth Proportional to 645,513.60, 968,277.44 and 196,307.52

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Solution

The fourth proportional to 645,513.60, 968,277.44 and 196,307.52 is: 294,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,513.60 : 968,277.44 = 196,307.52 : x
  2. Step 2: Convert to fraction form
    645,513.60/968,277.44 = 196,307.52/x
  3. Step 3: Cross multiply
    645,513.60x = 968,277.44 × 196,307.52
  4. Step 4: Simplify right side
    645,513.60x = 190,080,142,918.35
  5. Step 5: Solve for x
    x = 190,080,142,918.35/645,513.60
  6. Step 6: Final answer
    x = 294,463.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.