Home / 705,914.48-973,669.20-464,119.76

Finding the Fourth Proportional to 705,914.48, 973,669.20 and 464,119.76

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Solution

The fourth proportional to 705,914.48, 973,669.20 and 464,119.76 is: 640,161.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,914.48 : 973,669.20 = 464,119.76 : x
  2. Step 2: Convert to fraction form
    705,914.48/973,669.20 = 464,119.76/x
  3. Step 3: Cross multiply
    705,914.48x = 973,669.20 × 464,119.76
  4. Step 4: Simplify right side
    705,914.48x = 451,899,115,423.39
  5. Step 5: Solve for x
    x = 451,899,115,423.39/705,914.48
  6. Step 6: Final answer
    x = 640,161.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.