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Finding the Fourth Proportional to 565,096.81, 779,382.58 and 371,703.14

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Solution

The fourth proportional to 565,096.81, 779,382.58 and 371,703.14 is: 512,653.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,096.81 : 779,382.58 = 371,703.14 : x
  2. Step 2: Convert to fraction form
    565,096.81/779,382.58 = 371,703.14/x
  3. Step 3: Cross multiply
    565,096.81x = 779,382.58 × 371,703.14
  4. Step 4: Simplify right side
    565,096.81x = 289,698,949,894.16
  5. Step 5: Solve for x
    x = 289,698,949,894.16/565,096.81
  6. Step 6: Final answer
    x = 512,653.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.