Home / 949,919.03-1,310,878.42-514,328.88

Finding the Fourth Proportional to 949,919.03, 1,310,878.42 and 514,328.88

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Solution

The fourth proportional to 949,919.03, 1,310,878.42 and 514,328.88 is: 709,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,919.03 : 1,310,878.42 = 514,328.88 : x
  2. Step 2: Convert to fraction form
    949,919.03/1,310,878.42 = 514,328.88/x
  3. Step 3: Cross multiply
    949,919.03x = 1,310,878.42 × 514,328.88
  4. Step 4: Simplify right side
    949,919.03x = 674,222,629,574.77
  5. Step 5: Solve for x
    x = 674,222,629,574.77/949,919.03
  6. Step 6: Final answer
    x = 709,768.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.