Home / 589,133.71-812,983.26-360,074.35

Finding the Fourth Proportional to 589,133.71, 812,983.26 and 360,074.35

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Solution

The fourth proportional to 589,133.71, 812,983.26 and 360,074.35 is: 496,889.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,133.71 : 812,983.26 = 360,074.35 : x
  2. Step 2: Convert to fraction form
    589,133.71/812,983.26 = 360,074.35/x
  3. Step 3: Cross multiply
    589,133.71x = 812,983.26 × 360,074.35
  4. Step 4: Simplify right side
    589,133.71x = 292,734,418,905.38
  5. Step 5: Solve for x
    x = 292,734,418,905.38/589,133.71
  6. Step 6: Final answer
    x = 496,889.61

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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.