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Finding the Fourth Proportional to 483,607.02, 724,041.83 and 369,624.23

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Solution

The fourth proportional to 483,607.02, 724,041.83 and 369,624.23 is: 553,390.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,607.02 : 724,041.83 = 369,624.23 : x
  2. Step 2: Convert to fraction form
    483,607.02/724,041.83 = 369,624.23/x
  3. Step 3: Cross multiply
    483,607.02x = 724,041.83 × 369,624.23
  4. Step 4: Simplify right side
    483,607.02x = 267,623,400,281.33
  5. Step 5: Solve for x
    x = 267,623,400,281.33/483,607.02
  6. Step 6: Final answer
    x = 553,390.23

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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.