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Finding the Fourth Proportional to 2,465,937, 3,698,905.50 and 693,009

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Solution

The fourth proportional to 2,465,937, 3,698,905.50 and 693,009 is: 1,039,513.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465,937 : 3,698,905.50 = 693,009 : x
  2. Step 2: Convert to fraction form
    2,465,937/3,698,905.50 = 693,009/x
  3. Step 3: Cross multiply
    2,465,937x = 3,698,905.50 × 693,009
  4. Step 4: Simplify right side
    2,465,937x = 2,563,374,801,649.50
  5. Step 5: Solve for x
    x = 2,563,374,801,649.50/2,465,937
  6. Step 6: Final answer
    x = 1,039,513.50

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Double scale
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Similar ratio
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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.