Home / 858,569.54-1,184,881.20-496,008.68

Finding the Fourth Proportional to 858,569.54, 1,184,881.20 and 496,008.68

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Solution

The fourth proportional to 858,569.54, 1,184,881.20 and 496,008.68 is: 684,523.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,569.54 : 1,184,881.20 = 496,008.68 : x
  2. Step 2: Convert to fraction form
    858,569.54/1,184,881.20 = 496,008.68/x
  3. Step 3: Cross multiply
    858,569.54x = 1,184,881.20 × 496,008.68
  4. Step 4: Simplify right side
    858,569.54x = 587,711,359,968.82
  5. Step 5: Solve for x
    x = 587,711,359,968.82/858,569.54
  6. Step 6: Final answer
    x = 684,523.89

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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.