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Finding the Fourth Proportional to 5,871,805.30, 8,807,707.95 and 4,976,010.10

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Solution

The fourth proportional to 5,871,805.30, 8,807,707.95 and 4,976,010.10 is: 7,464,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,871,805.30 : 8,807,707.95 = 4,976,010.10 : x
  2. Step 2: Convert to fraction form
    5,871,805.30/8,807,707.95 = 4,976,010.10/x
  3. Step 3: Cross multiply
    5,871,805.30x = 8,807,707.95 × 4,976,010.10
  4. Step 4: Simplify right side
    5,871,805.30x = 43,827,243,717,050.29
  5. Step 5: Solve for x
    x = 43,827,243,717,050.29/5,871,805.30
  6. Step 6: Final answer
    x = 7,464,015.15

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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.