Home / 912,433.50-1,368,950.11-373,143.42

Finding the Fourth Proportional to 912,433.50, 1,368,950.11 and 373,143.42

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Solution

The fourth proportional to 912,433.50, 1,368,950.11 and 373,143.42 is: 559,837.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,433.50 : 1,368,950.11 = 373,143.42 : x
  2. Step 2: Convert to fraction form
    912,433.50/1,368,950.11 = 373,143.42/x
  3. Step 3: Cross multiply
    912,433.50x = 1,368,950.11 × 373,143.42
  4. Step 4: Simplify right side
    912,433.50x = 510,814,724,921.92
  5. Step 5: Solve for x
    x = 510,814,724,921.92/912,433.50
  6. Step 6: Final answer
    x = 559,837.76

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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.