Home / 705,141.06-973,089.09-382,844.63

Finding the Fourth Proportional to 705,141.06, 973,089.09 and 382,844.63

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Solution

The fourth proportional to 705,141.06, 973,089.09 and 382,844.63 is: 528,322.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,141.06 : 973,089.09 = 382,844.63 : x
  2. Step 2: Convert to fraction form
    705,141.06/973,089.09 = 382,844.63/x
  3. Step 3: Cross multiply
    705,141.06x = 973,089.09 × 382,844.63
  4. Step 4: Simplify right side
    705,141.06x = 372,541,932,618.09
  5. Step 5: Solve for x
    x = 372,541,932,618.09/705,141.06
  6. Step 6: Final answer
    x = 528,322.56

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.