Home / 603,111.60-904,667.40-288,183.60

Finding the Fourth Proportional to 603,111.60, 904,667.40 and 288,183.60

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Solution

The fourth proportional to 603,111.60, 904,667.40 and 288,183.60 is: 432,275.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,111.60 : 904,667.40 = 288,183.60 : x
  2. Step 2: Convert to fraction form
    603,111.60/904,667.40 = 288,183.60/x
  3. Step 3: Cross multiply
    603,111.60x = 904,667.40 × 288,183.60
  4. Step 4: Simplify right side
    603,111.60x = 260,710,308,134.64
  5. Step 5: Solve for x
    x = 260,710,308,134.64/603,111.60
  6. Step 6: Final answer
    x = 432,275.40

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Similar ratio
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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.