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Finding the Fourth Proportional to 624,074.10, 936,636.30 and 584,708.10

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Solution

The fourth proportional to 624,074.10, 936,636.30 and 584,708.10 is: 877,554.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,074.10 : 936,636.30 = 584,708.10 : x
  2. Step 2: Convert to fraction form
    624,074.10/936,636.30 = 584,708.10/x
  3. Step 3: Cross multiply
    624,074.10x = 936,636.30 × 584,708.10
  4. Step 4: Simplify right side
    624,074.10x = 547,658,831,364.03
  5. Step 5: Solve for x
    x = 547,658,831,364.03/624,074.10
  6. Step 6: Final answer
    x = 877,554.17

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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.