Home / 841,935.32-1,161,924.36-479,390.84

Finding the Fourth Proportional to 841,935.32, 1,161,924.36 and 479,390.84

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Solution

The fourth proportional to 841,935.32, 1,161,924.36 and 479,390.84 is: 661,589.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,935.32 : 1,161,924.36 = 479,390.84 : x
  2. Step 2: Convert to fraction form
    841,935.32/1,161,924.36 = 479,390.84/x
  3. Step 3: Cross multiply
    841,935.32x = 1,161,924.36 × 479,390.84
  4. Step 4: Simplify right side
    841,935.32x = 557,015,894,956.86
  5. Step 5: Solve for x
    x = 557,015,894,956.86/841,935.32
  6. Step 6: Final answer
    x = 661,589.89

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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.