Home / 528,998.20-793,497.30-292,802.20

Finding the Fourth Proportional to 528,998.20, 793,497.30 and 292,802.20

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Solution

The fourth proportional to 528,998.20, 793,497.30 and 292,802.20 is: 439,203.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,998.20 : 793,497.30 = 292,802.20 : x
  2. Step 2: Convert to fraction form
    528,998.20/793,497.30 = 292,802.20/x
  3. Step 3: Cross multiply
    528,998.20x = 793,497.30 × 292,802.20
  4. Step 4: Simplify right side
    528,998.20x = 232,337,755,134.06
  5. Step 5: Solve for x
    x = 232,337,755,134.06/528,998.20
  6. Step 6: Final answer
    x = 439,203.30

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Similar ratio
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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.