Home / 1,178,153.51-1,767,194.93-325,277.21

Finding the Fourth Proportional to 1,178,153.51, 1,767,194.93 and 325,277.21

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Solution

The fourth proportional to 1,178,153.51, 1,767,194.93 and 325,277.21 is: 487,906.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,153.51 : 1,767,194.93 = 325,277.21 : x
  2. Step 2: Convert to fraction form
    1,178,153.51/1,767,194.93 = 325,277.21/x
  3. Step 3: Cross multiply
    1,178,153.51x = 1,767,194.93 × 325,277.21
  4. Step 4: Simplify right side
    1,178,153.51x = 574,828,241,587.73
  5. Step 5: Solve for x
    x = 574,828,241,587.73/1,178,153.51
  6. Step 6: Final answer
    x = 487,906.07

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Double scale
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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.