Home / 1,312,888.91-1,969,665.46-366,258.92

Finding the Fourth Proportional to 1,312,888.91, 1,969,665.46 and 366,258.92

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Solution

The fourth proportional to 1,312,888.91, 1,969,665.46 and 366,258.92 is: 549,481.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,888.91 : 1,969,665.46 = 366,258.92 : x
  2. Step 2: Convert to fraction form
    1,312,888.91/1,969,665.46 = 366,258.92/x
  3. Step 3: Cross multiply
    1,312,888.91x = 1,969,665.46 × 366,258.92
  4. Step 4: Simplify right side
    1,312,888.91x = 721,407,533,376.93
  5. Step 5: Solve for x
    x = 721,407,533,376.93/1,312,888.91
  6. Step 6: Final answer
    x = 549,481.02

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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.