Home / 833,064.36-1,249,338.20-300,516.23

Finding the Fourth Proportional to 833,064.36, 1,249,338.20 and 300,516.23

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Solution

The fourth proportional to 833,064.36, 1,249,338.20 and 300,516.23 is: 450,681.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,064.36 : 1,249,338.20 = 300,516.23 : x
  2. Step 2: Convert to fraction form
    833,064.36/1,249,338.20 = 300,516.23/x
  3. Step 3: Cross multiply
    833,064.36x = 1,249,338.20 × 300,516.23
  4. Step 4: Simplify right side
    833,064.36x = 375,446,398,109.71
  5. Step 5: Solve for x
    x = 375,446,398,109.71/833,064.36
  6. Step 6: Final answer
    x = 450,681.14

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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.