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Finding the Fourth Proportional to 733,828.85, 1,100,743.28 and 671,827.40

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Solution

The fourth proportional to 733,828.85, 1,100,743.28 and 671,827.40 is: 1,007,741.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,828.85 : 1,100,743.28 = 671,827.40 : x
  2. Step 2: Convert to fraction form
    733,828.85/1,100,743.28 = 671,827.40/x
  3. Step 3: Cross multiply
    733,828.85x = 1,100,743.28 × 671,827.40
  4. Step 4: Simplify right side
    733,828.85x = 739,509,492,510.74
  5. Step 5: Solve for x
    x = 739,509,492,510.74/733,828.85
  6. Step 6: Final answer
    x = 1,007,741.10

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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.