Home / 893,700.07-1,233,899.92-686,599.54

Finding the Fourth Proportional to 893,700.07, 1,233,899.92 and 686,599.54

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Solution

The fourth proportional to 893,700.07, 1,233,899.92 and 686,599.54 is: 947,963.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,700.07 : 1,233,899.92 = 686,599.54 : x
  2. Step 2: Convert to fraction form
    893,700.07/1,233,899.92 = 686,599.54/x
  3. Step 3: Cross multiply
    893,700.07x = 1,233,899.92 × 686,599.54
  4. Step 4: Simplify right side
    893,700.07x = 847,195,117,478.04
  5. Step 5: Solve for x
    x = 847,195,117,478.04/893,700.07
  6. Step 6: Final answer
    x = 947,963.58

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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.