Home / 924,674.19-1,276,040.43-511,209.21

Finding the Fourth Proportional to 924,674.19, 1,276,040.43 and 511,209.21

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Solution

The fourth proportional to 924,674.19, 1,276,040.43 and 511,209.21 is: 705,463.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,674.19 : 1,276,040.43 = 511,209.21 : x
  2. Step 2: Convert to fraction form
    924,674.19/1,276,040.43 = 511,209.21/x
  3. Step 3: Cross multiply
    924,674.19x = 1,276,040.43 × 511,209.21
  4. Step 4: Simplify right side
    924,674.19x = 652,323,620,148.36
  5. Step 5: Solve for x
    x = 652,323,620,148.36/924,674.19
  6. Step 6: Final answer
    x = 705,463.21

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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.