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Finding the Fourth Proportional to 1,314,578, 1,814,117.64 and 710,966

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Solution

The fourth proportional to 1,314,578, 1,814,117.64 and 710,966 is: 981,133.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,578 : 1,814,117.64 = 710,966 : x
  2. Step 2: Convert to fraction form
    1,314,578/1,814,117.64 = 710,966/x
  3. Step 3: Cross multiply
    1,314,578x = 1,814,117.64 × 710,966
  4. Step 4: Simplify right side
    1,314,578x = 1,289,775,962,040.24
  5. Step 5: Solve for x
    x = 1,289,775,962,040.24/1,314,578
  6. Step 6: Final answer
    x = 981,133.08

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