Home / 1,083,290.16-1,625,205.08-325,145.65

Finding the Fourth Proportional to 1,083,290.16, 1,625,205.08 and 325,145.65

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Solution

The fourth proportional to 1,083,290.16, 1,625,205.08 and 325,145.65 is: 487,799.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,290.16 : 1,625,205.08 = 325,145.65 : x
  2. Step 2: Convert to fraction form
    1,083,290.16/1,625,205.08 = 325,145.65/x
  3. Step 3: Cross multiply
    1,083,290.16x = 1,625,205.08 × 325,145.65
  4. Step 4: Simplify right side
    1,083,290.16x = 528,428,358,056.89
  5. Step 5: Solve for x
    x = 528,428,358,056.89/1,083,290.16
  6. Step 6: Final answer
    x = 487,799.46

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Double scale
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Similar ratio
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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.