Home / 971,350.20-1,456,394.58-465,899.40

Finding the Fourth Proportional to 971,350.20, 1,456,394.58 and 465,899.40

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Solution

The fourth proportional to 971,350.20, 1,456,394.58 and 465,899.40 is: 698,546.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,350.20 : 1,456,394.58 = 465,899.40 : x
  2. Step 2: Convert to fraction form
    971,350.20/1,456,394.58 = 465,899.40/x
  3. Step 3: Cross multiply
    971,350.20x = 1,456,394.58 × 465,899.40
  4. Step 4: Simplify right side
    971,350.20x = 678,533,360,985.25
  5. Step 5: Solve for x
    x = 678,533,360,985.25/971,350.20
  6. Step 6: Final answer
    x = 698,546.58

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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.