Home / 589,014.98-812,819.03-359,955.59

Finding the Fourth Proportional to 589,014.98, 812,819.03 and 359,955.59

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Solution

The fourth proportional to 589,014.98, 812,819.03 and 359,955.59 is: 496,725.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,014.98 : 812,819.03 = 359,955.59 : x
  2. Step 2: Convert to fraction form
    589,014.98/812,819.03 = 359,955.59/x
  3. Step 3: Cross multiply
    589,014.98x = 812,819.03 × 359,955.59
  4. Step 4: Simplify right side
    589,014.98x = 292,578,747,643.01
  5. Step 5: Solve for x
    x = 292,578,747,643.01/589,014.98
  6. Step 6: Final answer
    x = 496,725.48

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Double scale
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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.