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Finding the Fourth Proportional to 4,415,423.40, 6,623,135.10 and 4,415,423.40

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Solution

The fourth proportional to 4,415,423.40, 6,623,135.10 and 4,415,423.40 is: 6,623,135.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,415,423.40 : 6,623,135.10 = 4,415,423.40 : x
  2. Step 2: Convert to fraction form
    4,415,423.40/6,623,135.10 = 4,415,423.40/x
  3. Step 3: Cross multiply
    4,415,423.40x = 6,623,135.10 × 4,415,423.40
  4. Step 4: Simplify right side
    4,415,423.40x = 29,243,945,701,901.34
  5. Step 5: Solve for x
    x = 29,243,945,701,901.34/4,415,423.40
  6. Step 6: Final answer
    x = 6,623,135.10

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Similar ratio
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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.