Home / 839,243.36-1,259,098.64-365,970.40

Finding the Fourth Proportional to 839,243.36, 1,259,098.64 and 365,970.40

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Solution

The fourth proportional to 839,243.36, 1,259,098.64 and 365,970.40 is: 549,057.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,243.36 : 1,259,098.64 = 365,970.40 : x
  2. Step 2: Convert to fraction form
    839,243.36/1,259,098.64 = 365,970.40/x
  3. Step 3: Cross multiply
    839,243.36x = 1,259,098.64 × 365,970.40
  4. Step 4: Simplify right side
    839,243.36x = 460,792,832,920.26
  5. Step 5: Solve for x
    x = 460,792,832,920.26/839,243.36
  6. Step 6: Final answer
    x = 549,057.47

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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.