Home / 583,869.60-875,458.80-303,933.60

Finding the Fourth Proportional to 583,869.60, 875,458.80 and 303,933.60

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Solution

The fourth proportional to 583,869.60, 875,458.80 and 303,933.60 is: 455,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,869.60 : 875,458.80 = 303,933.60 : x
  2. Step 2: Convert to fraction form
    583,869.60/875,458.80 = 303,933.60/x
  3. Step 3: Cross multiply
    583,869.60x = 875,458.80 × 303,933.60
  4. Step 4: Simplify right side
    583,869.60x = 266,081,344,735.68
  5. Step 5: Solve for x
    x = 266,081,344,735.68/583,869.60
  6. Step 6: Final answer
    x = 455,720.50

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Double scale
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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.