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Finding the Fourth Proportional to 637,751.54, 956,627.31 and 555,636.98

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Solution

The fourth proportional to 637,751.54, 956,627.31 and 555,636.98 is: 833,455.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,751.54 : 956,627.31 = 555,636.98 : x
  2. Step 2: Convert to fraction form
    637,751.54/956,627.31 = 555,636.98/x
  3. Step 3: Cross multiply
    637,751.54x = 956,627.31 × 555,636.98
  4. Step 4: Simplify right side
    637,751.54x = 531,537,509,513.92
  5. Step 5: Solve for x
    x = 531,537,509,513.92/637,751.54
  6. Step 6: Final answer
    x = 833,455.47

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Similar ratio
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1.5x scale

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.