Home / 772,036.49-1,158,091.70-373,012.88

Finding the Fourth Proportional to 772,036.49, 1,158,091.70 and 373,012.88

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Solution

The fourth proportional to 772,036.49, 1,158,091.70 and 373,012.88 is: 559,537.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,036.49 : 1,158,091.70 = 373,012.88 : x
  2. Step 2: Convert to fraction form
    772,036.49/1,158,091.70 = 373,012.88/x
  3. Step 3: Cross multiply
    772,036.49x = 1,158,091.70 × 373,012.88
  4. Step 4: Simplify right side
    772,036.49x = 431,983,112,665.57
  5. Step 5: Solve for x
    x = 431,983,112,665.57/772,036.49
  6. Step 6: Final answer
    x = 559,537.17

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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.