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Finding the Fourth Proportional to 623,875.57, 860,950.87 and 337,395.66

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Solution

The fourth proportional to 623,875.57, 860,950.87 and 337,395.66 is: 465,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,875.57 : 860,950.87 = 337,395.66 : x
  2. Step 2: Convert to fraction form
    623,875.57/860,950.87 = 337,395.66/x
  3. Step 3: Cross multiply
    623,875.57x = 860,950.87 × 337,395.66
  4. Step 4: Simplify right side
    623,875.57x = 290,481,087,011.22
  5. Step 5: Solve for x
    x = 290,481,087,011.22/623,875.57
  6. Step 6: Final answer
    x = 465,607.41

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1.5x scale

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.