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Finding the Fourth Proportional to 1,765,494, 2,648,247.48 and 435,798

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Solution

The fourth proportional to 1,765,494, 2,648,247.48 and 435,798 is: 653,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,494 : 2,648,247.48 = 435,798 : x
  2. Step 2: Convert to fraction form
    1,765,494/2,648,247.48 = 435,798/x
  3. Step 3: Cross multiply
    1,765,494x = 2,648,247.48 × 435,798
  4. Step 4: Simplify right side
    1,765,494x = 1,154,100,955,289.04
  5. Step 5: Solve for x
    x = 1,154,100,955,289.04/1,765,494
  6. Step 6: Final answer
    x = 653,698.60

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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.