Home / 1,144,392.49-1,716,647.06-386,261.65

Finding the Fourth Proportional to 1,144,392.49, 1,716,647.06 and 386,261.65

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Solution

The fourth proportional to 1,144,392.49, 1,716,647.06 and 386,261.65 is: 579,412.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,392.49 : 1,716,647.06 = 386,261.65 : x
  2. Step 2: Convert to fraction form
    1,144,392.49/1,716,647.06 = 386,261.65/x
  3. Step 3: Cross multiply
    1,144,392.49x = 1,716,647.06 × 386,261.65
  4. Step 4: Simplify right side
    1,144,392.49x = 663,074,925,863.25
  5. Step 5: Solve for x
    x = 663,074,925,863.25/1,144,392.49
  6. Step 6: Final answer
    x = 579,412.16

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Double scale
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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.