Home / 671,465.07-1,006,902.05-355,848.03

Finding the Fourth Proportional to 671,465.07, 1,006,902.05 and 355,848.03

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Solution

The fourth proportional to 671,465.07, 1,006,902.05 and 355,848.03 is: 533,615.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,465.07 : 1,006,902.05 = 355,848.03 : x
  2. Step 2: Convert to fraction form
    671,465.07/1,006,902.05 = 355,848.03/x
  3. Step 3: Cross multiply
    671,465.07x = 1,006,902.05 × 355,848.03
  4. Step 4: Simplify right side
    671,465.07x = 358,304,109,116.22
  5. Step 5: Solve for x
    x = 358,304,109,116.22/671,465.07
  6. Step 6: Final answer
    x = 533,615.41

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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.