Home / 913,587.24-1,369,908.68-401,042.60

Finding the Fourth Proportional to 913,587.24, 1,369,908.68 and 401,042.60

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Solution

The fourth proportional to 913,587.24, 1,369,908.68 and 401,042.60 is: 601,356.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,587.24 : 1,369,908.68 = 401,042.60 : x
  2. Step 2: Convert to fraction form
    913,587.24/1,369,908.68 = 401,042.60/x
  3. Step 3: Cross multiply
    913,587.24x = 1,369,908.68 × 401,042.60
  4. Step 4: Simplify right side
    913,587.24x = 549,391,738,789.77
  5. Step 5: Solve for x
    x = 549,391,738,789.77/913,587.24
  6. Step 6: Final answer
    x = 601,356.62

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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.