Home / 589,747.30-884,620.95-579,905.80

Finding the Fourth Proportional to 589,747.30, 884,620.95 and 579,905.80

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Solution

The fourth proportional to 589,747.30, 884,620.95 and 579,905.80 is: 869,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,747.30 : 884,620.95 = 579,905.80 : x
  2. Step 2: Convert to fraction form
    589,747.30/884,620.95 = 579,905.80/x
  3. Step 3: Cross multiply
    589,747.30x = 884,620.95 × 579,905.80
  4. Step 4: Simplify right side
    589,747.30x = 512,996,819,706.51
  5. Step 5: Solve for x
    x = 512,996,819,706.51/589,747.30
  6. Step 6: Final answer
    x = 869,858.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.