Home / 941,498.58-1,299,328.40-528,074.18

Finding the Fourth Proportional to 941,498.58, 1,299,328.40 and 528,074.18

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Solution

The fourth proportional to 941,498.58, 1,299,328.40 and 528,074.18 is: 728,776.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,498.58 : 1,299,328.40 = 528,074.18 : x
  2. Step 2: Convert to fraction form
    941,498.58/1,299,328.40 = 528,074.18/x
  3. Step 3: Cross multiply
    941,498.58x = 1,299,328.40 × 528,074.18
  4. Step 4: Simplify right side
    941,498.58x = 686,141,770,243.70
  5. Step 5: Solve for x
    x = 686,141,770,243.70/941,498.58
  6. Step 6: Final answer
    x = 728,776.21

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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.