Home / 859,668.96-1,186,254.81-537,414.51

Finding the Fourth Proportional to 859,668.96, 1,186,254.81 and 537,414.51

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Solution

The fourth proportional to 859,668.96, 1,186,254.81 and 537,414.51 is: 741,576.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,668.96 : 1,186,254.81 = 537,414.51 : x
  2. Step 2: Convert to fraction form
    859,668.96/1,186,254.81 = 537,414.51/x
  3. Step 3: Cross multiply
    859,668.96x = 1,186,254.81 × 537,414.51
  4. Step 4: Simplify right side
    859,668.96x = 637,510,547,451.29
  5. Step 5: Solve for x
    x = 637,510,547,451.29/859,668.96
  6. Step 6: Final answer
    x = 741,576.79

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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.