Home / 607,947.59-839,011.11-336,009.64

Finding the Fourth Proportional to 607,947.59, 839,011.11 and 336,009.64

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Solution

The fourth proportional to 607,947.59, 839,011.11 and 336,009.64 is: 463,717.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,947.59 : 839,011.11 = 336,009.64 : x
  2. Step 2: Convert to fraction form
    607,947.59/839,011.11 = 336,009.64/x
  3. Step 3: Cross multiply
    607,947.59x = 839,011.11 × 336,009.64
  4. Step 4: Simplify right side
    607,947.59x = 281,915,821,027.10
  5. Step 5: Solve for x
    x = 281,915,821,027.10/607,947.59
  6. Step 6: Final answer
    x = 463,717.31

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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.