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Finding the Fourth Proportional to 590,792.40, 885,860.55 and 235,404.90

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Solution

The fourth proportional to 590,792.40, 885,860.55 and 235,404.90 is: 352,976.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,792.40 : 885,860.55 = 235,404.90 : x
  2. Step 2: Convert to fraction form
    590,792.40/885,860.55 = 235,404.90/x
  3. Step 3: Cross multiply
    590,792.40x = 885,860.55 × 235,404.90
  4. Step 4: Simplify right side
    590,792.40x = 208,535,914,186.70
  5. Step 5: Solve for x
    x = 208,535,914,186.70/590,792.40
  6. Step 6: Final answer
    x = 352,976.64

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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.