Home / 692,018.20-1,037,529.12-425,227.50

Finding the Fourth Proportional to 692,018.20, 1,037,529.12 and 425,227.50

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Solution

The fourth proportional to 692,018.20, 1,037,529.12 and 425,227.50 is: 637,535.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,018.20 : 1,037,529.12 = 425,227.50 : x
  2. Step 2: Convert to fraction form
    692,018.20/1,037,529.12 = 425,227.50/x
  3. Step 3: Cross multiply
    692,018.20x = 1,037,529.12 × 425,227.50
  4. Step 4: Simplify right side
    692,018.20x = 441,185,913,874.80
  5. Step 5: Solve for x
    x = 441,185,913,874.80/692,018.20
  6. Step 6: Final answer
    x = 637,535.13

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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.