Home / 336,784.60-505,172.58-96,904.36

Finding the Fourth Proportional to 336,784.60, 505,172.58 and 96,904.36

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Solution

The fourth proportional to 336,784.60, 505,172.58 and 96,904.36 is: 145,355.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,784.60 : 505,172.58 = 96,904.36 : x
  2. Step 2: Convert to fraction form
    336,784.60/505,172.58 = 96,904.36/x
  3. Step 3: Cross multiply
    336,784.60x = 505,172.58 × 96,904.36
  4. Step 4: Simplify right side
    336,784.60x = 48,953,425,554.45
  5. Step 5: Solve for x
    x = 48,953,425,554.45/336,784.60
  6. Step 6: Final answer
    x = 145,355.30

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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.