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Finding the Fourth Proportional to 584,460.40, 875,999.40 and 303,833.20

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Solution

The fourth proportional to 584,460.40, 875,999.40 and 303,833.20 is: 455,390.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,460.40 : 875,999.40 = 303,833.20 : x
  2. Step 2: Convert to fraction form
    584,460.40/875,999.40 = 303,833.20/x
  3. Step 3: Cross multiply
    584,460.40x = 875,999.40 × 303,833.20
  4. Step 4: Simplify right side
    584,460.40x = 266,157,700,900.08
  5. Step 5: Solve for x
    x = 266,157,700,900.08/584,460.40
  6. Step 6: Final answer
    x = 455,390.48

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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.