Home / 623,022.89-859,772.07-336,543.00

Finding the Fourth Proportional to 623,022.89, 859,772.07 and 336,543.00

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Solution

The fourth proportional to 623,022.89, 859,772.07 and 336,543.00 is: 464,429.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,022.89 : 859,772.07 = 336,543.00 : x
  2. Step 2: Convert to fraction form
    623,022.89/859,772.07 = 336,543.00/x
  3. Step 3: Cross multiply
    623,022.89x = 859,772.07 × 336,543.00
  4. Step 4: Simplify right side
    623,022.89x = 289,350,273,366.08
  5. Step 5: Solve for x
    x = 289,350,273,366.08/623,022.89
  6. Step 6: Final answer
    x = 464,429.60

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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.