Home / 913,774.32-1,370,706.84-239,857.56

Finding the Fourth Proportional to 913,774.32, 1,370,706.84 and 239,857.56

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Solution

The fourth proportional to 913,774.32, 1,370,706.84 and 239,857.56 is: 359,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,774.32 : 1,370,706.84 = 239,857.56 : x
  2. Step 2: Convert to fraction form
    913,774.32/1,370,706.84 = 239,857.56/x
  3. Step 3: Cross multiply
    913,774.32x = 1,370,706.84 × 239,857.56
  4. Step 4: Simplify right side
    913,774.32x = 328,774,397,817.89
  5. Step 5: Solve for x
    x = 328,774,397,817.89/913,774.32
  6. Step 6: Final answer
    x = 359,798.25

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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.