Home / 330,945.60-496,533.60-144,014.40

Finding the Fourth Proportional to 330,945.60, 496,533.60 and 144,014.40

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Solution

The fourth proportional to 330,945.60, 496,533.60 and 144,014.40 is: 216,071.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,945.60 : 496,533.60 = 144,014.40 : x
  2. Step 2: Convert to fraction form
    330,945.60/496,533.60 = 144,014.40/x
  3. Step 3: Cross multiply
    330,945.60x = 496,533.60 × 144,014.40
  4. Step 4: Simplify right side
    330,945.60x = 71,507,988,483.84
  5. Step 5: Solve for x
    x = 71,507,988,483.84/330,945.60
  6. Step 6: Final answer
    x = 216,071.73

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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.