Home / 936,485.63-1,292,359.38-506,774.97

Finding the Fourth Proportional to 936,485.63, 1,292,359.38 and 506,774.97

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Solution

The fourth proportional to 936,485.63, 1,292,359.38 and 506,774.97 is: 699,354.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,485.63 : 1,292,359.38 = 506,774.97 : x
  2. Step 2: Convert to fraction form
    936,485.63/1,292,359.38 = 506,774.97/x
  3. Step 3: Cross multiply
    936,485.63x = 1,292,359.38 × 506,774.97
  4. Step 4: Simplify right side
    936,485.63x = 654,935,386,028.72
  5. Step 5: Solve for x
    x = 654,935,386,028.72/936,485.63
  6. Step 6: Final answer
    x = 699,354.45

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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.