Home / 932,735.36-1,398,946.53-258,885.12

Finding the Fourth Proportional to 932,735.36, 1,398,946.53 and 258,885.12

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Solution

The fourth proportional to 932,735.36, 1,398,946.53 and 258,885.12 is: 388,284.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,735.36 : 1,398,946.53 = 258,885.12 : x
  2. Step 2: Convert to fraction form
    932,735.36/1,398,946.53 = 258,885.12/x
  3. Step 3: Cross multiply
    932,735.36x = 1,398,946.53 × 258,885.12
  4. Step 4: Simplify right side
    932,735.36x = 362,166,446,509.50
  5. Step 5: Solve for x
    x = 362,166,446,509.50/932,735.36
  6. Step 6: Final answer
    x = 388,284.25

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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.