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Finding the Fourth Proportional to 6,473,316.66, 8,933,133.02 and 3,572,707.48

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Solution

The fourth proportional to 6,473,316.66, 8,933,133.02 and 3,572,707.48 is: 4,930,312.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,473,316.66 : 8,933,133.02 = 3,572,707.48 : x
  2. Step 2: Convert to fraction form
    6,473,316.66/8,933,133.02 = 3,572,707.48/x
  3. Step 3: Cross multiply
    6,473,316.66x = 8,933,133.02 × 3,572,707.48
  4. Step 4: Simplify right side
    6,473,316.66x = 31,915,471,160,388.99
  5. Step 5: Solve for x
    x = 31,915,471,160,388.99/6,473,316.66
  6. Step 6: Final answer
    x = 4,930,312.05

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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.