Home / 932,735.50-1,398,946.75-258,885.26

Finding the Fourth Proportional to 932,735.50, 1,398,946.75 and 258,885.26

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Solution

The fourth proportional to 932,735.50, 1,398,946.75 and 258,885.26 is: 388,284.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,735.50 : 1,398,946.75 = 258,885.26 : x
  2. Step 2: Convert to fraction form
    932,735.50/1,398,946.75 = 258,885.26/x
  3. Step 3: Cross multiply
    932,735.50x = 1,398,946.75 × 258,885.26
  4. Step 4: Simplify right side
    932,735.50x = 362,166,698,573.08
  5. Step 5: Solve for x
    x = 362,166,698,573.08/932,735.50
  6. Step 6: Final answer
    x = 388,284.46

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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.