Home / 1,528,743.36-2,293,166.80-406,813.44

Finding the Fourth Proportional to 1,528,743.36, 2,293,166.80 and 406,813.44

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Solution

The fourth proportional to 1,528,743.36, 2,293,166.80 and 406,813.44 is: 610,233.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,528,743.36 : 2,293,166.80 = 406,813.44 : x
  2. Step 2: Convert to fraction form
    1,528,743.36/2,293,166.80 = 406,813.44/x
  3. Step 3: Cross multiply
    1,528,743.36x = 2,293,166.80 × 406,813.44
  4. Step 4: Simplify right side
    1,528,743.36x = 932,891,074,401.79
  5. Step 5: Solve for x
    x = 932,891,074,401.79/1,528,743.36
  6. Step 6: Final answer
    x = 610,233.93

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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.