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Finding the Fourth Proportional to 637,259.95, 879,315.83 and 365,277.80

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Solution

The fourth proportional to 637,259.95, 879,315.83 and 365,277.80 is: 504,024.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,259.95 : 879,315.83 = 365,277.80 : x
  2. Step 2: Convert to fraction form
    637,259.95/879,315.83 = 365,277.80/x
  3. Step 3: Cross multiply
    637,259.95x = 879,315.83 × 365,277.80
  4. Step 4: Simplify right side
    637,259.95x = 321,194,550,737.80
  5. Step 5: Solve for x
    x = 321,194,550,737.80/637,259.95
  6. Step 6: Final answer
    x = 504,024.38

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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.