Home / 579,134.60-798,935.40-364,393.04

Finding the Fourth Proportional to 579,134.60, 798,935.40 and 364,393.04

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Solution

The fourth proportional to 579,134.60, 798,935.40 and 364,393.04 is: 502,692.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,134.60 : 798,935.40 = 364,393.04 : x
  2. Step 2: Convert to fraction form
    579,134.60/798,935.40 = 364,393.04/x
  3. Step 3: Cross multiply
    579,134.60x = 798,935.40 × 364,393.04
  4. Step 4: Simplify right side
    579,134.60x = 291,126,499,169.62
  5. Step 5: Solve for x
    x = 291,126,499,169.62/579,134.60
  6. Step 6: Final answer
    x = 502,692.29

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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.