Home / 931,166.16-1,284,913.54-523,203.18

Finding the Fourth Proportional to 931,166.16, 1,284,913.54 and 523,203.18

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Solution

The fourth proportional to 931,166.16, 1,284,913.54 and 523,203.18 is: 721,966.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,166.16 : 1,284,913.54 = 523,203.18 : x
  2. Step 2: Convert to fraction form
    931,166.16/1,284,913.54 = 523,203.18/x
  3. Step 3: Cross multiply
    931,166.16x = 1,284,913.54 × 523,203.18
  4. Step 4: Simplify right side
    931,166.16x = 672,270,850,153.06
  5. Step 5: Solve for x
    x = 672,270,850,153.06/931,166.16
  6. Step 6: Final answer
    x = 721,966.58

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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.