Home / 735,908.16-1,015,637.39-409,253.71

Finding the Fourth Proportional to 735,908.16, 1,015,637.39 and 409,253.71

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Solution

The fourth proportional to 735,908.16, 1,015,637.39 and 409,253.71 is: 564,816.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,908.16 : 1,015,637.39 = 409,253.71 : x
  2. Step 2: Convert to fraction form
    735,908.16/1,015,637.39 = 409,253.71/x
  3. Step 3: Cross multiply
    735,908.16x = 1,015,637.39 × 409,253.71
  4. Step 4: Simplify right side
    735,908.16x = 415,653,369,872.22
  5. Step 5: Solve for x
    x = 415,653,369,872.22/735,908.16
  6. Step 6: Final answer
    x = 564,816.91

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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.