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Finding the Fourth Proportional to 385,033.30, 577,303.91 and 184,955.60

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Solution

The fourth proportional to 385,033.30, 577,303.91 and 184,955.60 is: 277,315.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,033.30 : 577,303.91 = 184,955.60 : x
  2. Step 2: Convert to fraction form
    385,033.30/577,303.91 = 184,955.60/x
  3. Step 3: Cross multiply
    385,033.30x = 577,303.91 × 184,955.60
  4. Step 4: Simplify right side
    385,033.30x = 106,775,592,268.46
  5. Step 5: Solve for x
    x = 106,775,592,268.46/385,033.30
  6. Step 6: Final answer
    x = 277,315.22

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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.