Home / 623,231.61-859,868.42-381,261.93

Finding the Fourth Proportional to 623,231.61, 859,868.42 and 381,261.93

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Solution

The fourth proportional to 623,231.61, 859,868.42 and 381,261.93 is: 526,024.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,231.61 : 859,868.42 = 381,261.93 : x
  2. Step 2: Convert to fraction form
    623,231.61/859,868.42 = 381,261.93/x
  3. Step 3: Cross multiply
    623,231.61x = 859,868.42 × 381,261.93
  4. Step 4: Simplify right side
    623,231.61x = 327,835,090,009.06
  5. Step 5: Solve for x
    x = 327,835,090,009.06/623,231.61
  6. Step 6: Final answer
    x = 526,024.49

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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.