Home / 913,584.23-1,369,904.19-401,039.60

Finding the Fourth Proportional to 913,584.23, 1,369,904.19 and 401,039.60

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Solution

The fourth proportional to 913,584.23, 1,369,904.19 and 401,039.60 is: 601,352.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,584.23 : 1,369,904.19 = 401,039.60 : x
  2. Step 2: Convert to fraction form
    913,584.23/1,369,904.19 = 401,039.60/x
  3. Step 3: Cross multiply
    913,584.23x = 1,369,904.19 × 401,039.60
  4. Step 4: Simplify right side
    913,584.23x = 549,385,828,395.92
  5. Step 5: Solve for x
    x = 549,385,828,395.92/913,584.23
  6. Step 6: Final answer
    x = 601,352.14

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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.