Home / 623,224.23-859,858.25-381,254.55

Finding the Fourth Proportional to 623,224.23, 859,858.25 and 381,254.55

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Solution

The fourth proportional to 623,224.23, 859,858.25 and 381,254.55 is: 526,014.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,224.23 : 859,858.25 = 381,254.55 : x
  2. Step 2: Convert to fraction form
    623,224.23/859,858.25 = 381,254.55/x
  3. Step 3: Cross multiply
    623,224.23x = 859,858.25 × 381,254.55
  4. Step 4: Simplify right side
    623,224.23x = 327,824,868,261.27
  5. Step 5: Solve for x
    x = 327,824,868,261.27/623,224.23
  6. Step 6: Final answer
    x = 526,014.32

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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.