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Finding the Fourth Proportional to 637,846.16, 956,804.16 and 258,710.60

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Solution

The fourth proportional to 637,846.16, 956,804.16 and 258,710.60 is: 388,080.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,846.16 : 956,804.16 = 258,710.60 : x
  2. Step 2: Convert to fraction form
    637,846.16/956,804.16 = 258,710.60/x
  3. Step 3: Cross multiply
    637,846.16x = 956,804.16 × 258,710.60
  4. Step 4: Simplify right side
    637,846.16x = 247,535,378,316.10
  5. Step 5: Solve for x
    x = 247,535,378,316.10/637,846.16
  6. Step 6: Final answer
    x = 388,080.06

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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.