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Finding the Fourth Proportional to 9,712,000.10, 13,571,605.90 and 9,712,000.10

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Solution

The fourth proportional to 9,712,000.10, 13,571,605.90 and 9,712,000.10 is: 13,571,605.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,000.10 : 13,571,605.90 = 9,712,000.10 : x
  2. Step 2: Convert to fraction form
    9,712,000.10/13,571,605.90 = 9,712,000.10/x
  3. Step 3: Cross multiply
    9,712,000.10x = 13,571,605.90 × 9,712,000.10
  4. Step 4: Simplify right side
    9,712,000.10x = 131,807,437,857,960.59
  5. Step 5: Solve for x
    x = 131,807,437,857,960.59/9,712,000.10
  6. Step 6: Final answer
    x = 13,571,605.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.