Home / 623,046.42-859,829.37-351,125.79

Finding the Fourth Proportional to 623,046.42, 859,829.37 and 351,125.79

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Solution

The fourth proportional to 623,046.42, 859,829.37 and 351,125.79 is: 484,567.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,046.42 : 859,829.37 = 351,125.79 : x
  2. Step 2: Convert to fraction form
    623,046.42/859,829.37 = 351,125.79/x
  3. Step 3: Cross multiply
    623,046.42x = 859,829.37 × 351,125.79
  4. Step 4: Simplify right side
    623,046.42x = 301,908,266,806.45
  5. Step 5: Solve for x
    x = 301,908,266,806.45/623,046.42
  6. Step 6: Final answer
    x = 484,567.85

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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.