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Finding the Fourth Proportional to 707,283.10, 1,061,180.43 and 437,095

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Solution

The fourth proportional to 707,283.10, 1,061,180.43 and 437,095 is: 655,800.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,283.10 : 1,061,180.43 = 437,095 : x
  2. Step 2: Convert to fraction form
    707,283.10/1,061,180.43 = 437,095/x
  3. Step 3: Cross multiply
    707,283.10x = 1,061,180.43 × 437,095
  4. Step 4: Simplify right side
    707,283.10x = 463,836,660,050.85
  5. Step 5: Solve for x
    x = 463,836,660,050.85/707,283.10
  6. Step 6: Final answer
    x = 655,800.57

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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.