Home / 950,864.47-1,312,133.48-521,114.11

Finding the Fourth Proportional to 950,864.47, 1,312,133.48 and 521,114.11

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Solution

The fourth proportional to 950,864.47, 1,312,133.48 and 521,114.11 is: 719,104.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,864.47 : 1,312,133.48 = 521,114.11 : x
  2. Step 2: Convert to fraction form
    950,864.47/1,312,133.48 = 521,114.11/x
  3. Step 3: Cross multiply
    950,864.47x = 1,312,133.48 × 521,114.11
  4. Step 4: Simplify right side
    950,864.47x = 683,771,266,699.68
  5. Step 5: Solve for x
    x = 683,771,266,699.68/950,864.47
  6. Step 6: Final answer
    x = 719,104.87

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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.