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Finding the Fourth Proportional to 1,316,709, 1,817,058.42 and 713,097

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Solution

The fourth proportional to 1,316,709, 1,817,058.42 and 713,097 is: 984,073.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,709 : 1,817,058.42 = 713,097 : x
  2. Step 2: Convert to fraction form
    1,316,709/1,817,058.42 = 713,097/x
  3. Step 3: Cross multiply
    1,316,709x = 1,817,058.42 × 713,097
  4. Step 4: Simplify right side
    1,316,709x = 1,295,738,908,126.74
  5. Step 5: Solve for x
    x = 1,295,738,908,126.74/1,316,709
  6. Step 6: Final answer
    x = 984,073.86

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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.