Home / 590,623.40-814,776.90-386,584.52

Finding the Fourth Proportional to 590,623.40, 814,776.90 and 386,584.52

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Solution

The fourth proportional to 590,623.40, 814,776.90 and 386,584.52 is: 533,301.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,623.40 : 814,776.90 = 386,584.52 : x
  2. Step 2: Convert to fraction form
    590,623.40/814,776.90 = 386,584.52/x
  3. Step 3: Cross multiply
    590,623.40x = 814,776.90 × 386,584.52
  4. Step 4: Simplify right side
    590,623.40x = 314,980,136,793.59
  5. Step 5: Solve for x
    x = 314,980,136,793.59/590,623.40
  6. Step 6: Final answer
    x = 533,301.15

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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.