Home / 554,869.51-765,637.83-336,964.87

Finding the Fourth Proportional to 554,869.51, 765,637.83 and 336,964.87

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Solution

The fourth proportional to 554,869.51, 765,637.83 and 336,964.87 is: 464,961.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,869.51 : 765,637.83 = 336,964.87 : x
  2. Step 2: Convert to fraction form
    554,869.51/765,637.83 = 336,964.87/x
  3. Step 3: Cross multiply
    554,869.51x = 765,637.83 × 336,964.87
  4. Step 4: Simplify right side
    554,869.51x = 257,993,051,853.03
  5. Step 5: Solve for x
    x = 257,993,051,853.03/554,869.51
  6. Step 6: Final answer
    x = 464,961.67

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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.