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Finding the Fourth Proportional to 470,681.98, 701,040.26 and 468,388.06

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Solution

The fourth proportional to 470,681.98, 701,040.26 and 468,388.06 is: 697,623.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,681.98 : 701,040.26 = 468,388.06 : x
  2. Step 2: Convert to fraction form
    470,681.98/701,040.26 = 468,388.06/x
  3. Step 3: Cross multiply
    470,681.98x = 701,040.26 × 468,388.06
  4. Step 4: Simplify right side
    470,681.98x = 328,358,885,021.36
  5. Step 5: Solve for x
    x = 328,358,885,021.36/470,681.98
  6. Step 6: Final answer
    x = 697,623.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.