Home / 433,789.65-597,818.34-312,724.62

Finding the Fourth Proportional to 433,789.65, 597,818.34 and 312,724.62

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Solution

The fourth proportional to 433,789.65, 597,818.34 and 312,724.62 is: 430,975.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,789.65 : 597,818.34 = 312,724.62 : x
  2. Step 2: Convert to fraction form
    433,789.65/597,818.34 = 312,724.62/x
  3. Step 3: Cross multiply
    433,789.65x = 597,818.34 × 312,724.62
  4. Step 4: Simplify right side
    433,789.65x = 186,952,513,205.53
  5. Step 5: Solve for x
    x = 186,952,513,205.53/433,789.65
  6. Step 6: Final answer
    x = 430,975.04

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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.