Home / 859,798.36-1,186,427.46-497,167.48

Finding the Fourth Proportional to 859,798.36, 1,186,427.46 and 497,167.48

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Solution

The fourth proportional to 859,798.36, 1,186,427.46 and 497,167.48 is: 686,036.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,798.36 : 1,186,427.46 = 497,167.48 : x
  2. Step 2: Convert to fraction form
    859,798.36/1,186,427.46 = 497,167.48/x
  3. Step 3: Cross multiply
    859,798.36x = 1,186,427.46 × 497,167.48
  4. Step 4: Simplify right side
    859,798.36x = 589,853,150,491.00
  5. Step 5: Solve for x
    x = 589,853,150,491.00/859,798.36
  6. Step 6: Final answer
    x = 686,036.61

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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.