Home / 1,019,681.63-1,529,209.84-336,442.38

Finding the Fourth Proportional to 1,019,681.63, 1,529,209.84 and 336,442.38

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Solution

The fourth proportional to 1,019,681.63, 1,529,209.84 and 336,442.38 is: 504,560.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,681.63 : 1,529,209.84 = 336,442.38 : x
  2. Step 2: Convert to fraction form
    1,019,681.63/1,529,209.84 = 336,442.38/x
  3. Step 3: Cross multiply
    1,019,681.63x = 1,529,209.84 × 336,442.38
  4. Step 4: Simplify right side
    1,019,681.63x = 514,490,998,089.02
  5. Step 5: Solve for x
    x = 514,490,998,089.02/1,019,681.63
  6. Step 6: Final answer
    x = 504,560.43

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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.