Home / 783,510.39-1,175,232.72-251,019.63

Finding the Fourth Proportional to 783,510.39, 1,175,232.72 and 251,019.63

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Solution

The fourth proportional to 783,510.39, 1,175,232.72 and 251,019.63 is: 376,518.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,510.39 : 1,175,232.72 = 251,019.63 : x
  2. Step 2: Convert to fraction form
    783,510.39/1,175,232.72 = 251,019.63/x
  3. Step 3: Cross multiply
    783,510.39x = 1,175,232.72 × 251,019.63
  4. Step 4: Simplify right side
    783,510.39x = 295,006,482,538.29
  5. Step 5: Solve for x
    x = 295,006,482,538.29/783,510.39
  6. Step 6: Final answer
    x = 376,518.92

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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.