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Finding the Fourth Proportional to 9,290,234.90, 13,935,352.35 and 9,290,234.90

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Solution

The fourth proportional to 9,290,234.90, 13,935,352.35 and 9,290,234.90 is: 13,935,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,290,234.90 : 13,935,352.35 = 9,290,234.90 : x
  2. Step 2: Convert to fraction form
    9,290,234.90/13,935,352.35 = 9,290,234.90/x
  3. Step 3: Cross multiply
    9,290,234.90x = 13,935,352.35 × 9,290,234.90
  4. Step 4: Simplify right side
    9,290,234.90x = 129,462,696,745,767.02
  5. Step 5: Solve for x
    x = 129,462,696,745,767.02/9,290,234.90
  6. Step 6: Final answer
    x = 13,935,352.35

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Double scale
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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.