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Finding the Fourth Proportional to 614,896.80, 848,234.88 and 500,303.58

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Solution

The fourth proportional to 614,896.80, 848,234.88 and 500,303.58 is: 690,156.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,896.80 : 848,234.88 = 500,303.58 : x
  2. Step 2: Convert to fraction form
    614,896.80/848,234.88 = 500,303.58/x
  3. Step 3: Cross multiply
    614,896.80x = 848,234.88 × 500,303.58
  4. Step 4: Simplify right side
    614,896.80x = 424,374,947,144.87
  5. Step 5: Solve for x
    x = 424,374,947,144.87/614,896.80
  6. Step 6: Final answer
    x = 690,156.38

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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.