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Finding the Fourth Proportional to 575,510.96, 863,434.92 and 295,223.60

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Solution

The fourth proportional to 575,510.96, 863,434.92 and 295,223.60 is: 442,921.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,510.96 : 863,434.92 = 295,223.60 : x
  2. Step 2: Convert to fraction form
    575,510.96/863,434.92 = 295,223.60/x
  3. Step 3: Cross multiply
    575,510.96x = 863,434.92 × 295,223.60
  4. Step 4: Simplify right side
    575,510.96x = 254,906,365,448.11
  5. Step 5: Solve for x
    x = 254,906,365,448.11/575,510.96
  6. Step 6: Final answer
    x = 442,921.83

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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.