Home / 829,763.76-1,144,979.30-467,178.26

Finding the Fourth Proportional to 829,763.76, 1,144,979.30 and 467,178.26

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Solution

The fourth proportional to 829,763.76, 1,144,979.30 and 467,178.26 is: 644,652.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,763.76 : 1,144,979.30 = 467,178.26 : x
  2. Step 2: Convert to fraction form
    829,763.76/1,144,979.30 = 467,178.26/x
  3. Step 3: Cross multiply
    829,763.76x = 1,144,979.30 × 467,178.26
  4. Step 4: Simplify right side
    829,763.76x = 534,909,437,110.02
  5. Step 5: Solve for x
    x = 534,909,437,110.02/829,763.76
  6. Step 6: Final answer
    x = 644,652.69

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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.