Home / 917,452.45-1,266,076.89-503,996.14

Finding the Fourth Proportional to 917,452.45, 1,266,076.89 and 503,996.14

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Solution

The fourth proportional to 917,452.45, 1,266,076.89 and 503,996.14 is: 695,510.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,452.45 : 1,266,076.89 = 503,996.14 : x
  2. Step 2: Convert to fraction form
    917,452.45/1,266,076.89 = 503,996.14/x
  3. Step 3: Cross multiply
    917,452.45x = 1,266,076.89 × 503,996.14
  4. Step 4: Simplify right side
    917,452.45x = 638,097,865,503.21
  5. Step 5: Solve for x
    x = 638,097,865,503.21/917,452.45
  6. Step 6: Final answer
    x = 695,510.56

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1.5x scale

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.