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Finding the Fourth Proportional to 616,277.10, 922,666.05 and 616,277.10

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Solution

The fourth proportional to 616,277.10, 922,666.05 and 616,277.10 is: 922,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,277.10 : 922,666.05 = 616,277.10 : x
  2. Step 2: Convert to fraction form
    616,277.10/922,666.05 = 616,277.10/x
  3. Step 3: Cross multiply
    616,277.10x = 922,666.05 × 616,277.10
  4. Step 4: Simplify right side
    616,277.10x = 568,617,957,562.46
  5. Step 5: Solve for x
    x = 568,617,957,562.46/616,277.10
  6. Step 6: Final answer
    x = 922,666.05

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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.