Home / 482,777.42-724,296.80-145,829.03

Finding the Fourth Proportional to 482,777.42, 724,296.80 and 145,829.03

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Solution

The fourth proportional to 482,777.42, 724,296.80 and 145,829.03 is: 218,783.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,777.42 : 724,296.80 = 145,829.03 : x
  2. Step 2: Convert to fraction form
    482,777.42/724,296.80 = 145,829.03/x
  3. Step 3: Cross multiply
    482,777.42x = 724,296.80 × 145,829.03
  4. Step 4: Simplify right side
    482,777.42x = 105,623,496,519.19
  5. Step 5: Solve for x
    x = 105,623,496,519.19/482,777.42
  6. Step 6: Final answer
    x = 218,783.01

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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.