Home / 941,801.66-1,412,670.90-409,322.64

Finding the Fourth Proportional to 941,801.66, 1,412,670.90 and 409,322.64

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Solution

The fourth proportional to 941,801.66, 1,412,670.90 and 409,322.64 is: 613,970.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,801.66 : 1,412,670.90 = 409,322.64 : x
  2. Step 2: Convert to fraction form
    941,801.66/1,412,670.90 = 409,322.64/x
  3. Step 3: Cross multiply
    941,801.66x = 1,412,670.90 × 409,322.64
  4. Step 4: Simplify right side
    941,801.66x = 578,238,182,239.18
  5. Step 5: Solve for x
    x = 578,238,182,239.18/941,801.66
  6. Step 6: Final answer
    x = 613,970.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.