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Finding the Fourth Proportional to 473,050.54, 652,710 and 300,905.92

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Solution

The fourth proportional to 473,050.54, 652,710 and 300,905.92 is: 415,186.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,050.54 : 652,710 = 300,905.92 : x
  2. Step 2: Convert to fraction form
    473,050.54/652,710 = 300,905.92/x
  3. Step 3: Cross multiply
    473,050.54x = 652,710 × 300,905.92
  4. Step 4: Simplify right side
    473,050.54x = 196,404,303,043.20
  5. Step 5: Solve for x
    x = 196,404,303,043.20/473,050.54
  6. Step 6: Final answer
    x = 415,186.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.