Home / 891,987.27-1,230,943.08-484,089.01

Finding the Fourth Proportional to 891,987.27, 1,230,943.08 and 484,089.01

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Solution

The fourth proportional to 891,987.27, 1,230,943.08 and 484,089.01 is: 668,043.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,987.27 : 1,230,943.08 = 484,089.01 : x
  2. Step 2: Convert to fraction form
    891,987.27/1,230,943.08 = 484,089.01/x
  3. Step 3: Cross multiply
    891,987.27x = 1,230,943.08 × 484,089.01
  4. Step 4: Simplify right side
    891,987.27x = 595,886,008,388.39
  5. Step 5: Solve for x
    x = 595,886,008,388.39/891,987.27
  6. Step 6: Final answer
    x = 668,043.18

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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.