Home / 609,430.20-914,291.10-293,627.40

Finding the Fourth Proportional to 609,430.20, 914,291.10 and 293,627.40

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Solution

The fourth proportional to 609,430.20, 914,291.10 and 293,627.40 is: 440,511.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,430.20 : 914,291.10 = 293,627.40 : x
  2. Step 2: Convert to fraction form
    609,430.20/914,291.10 = 293,627.40/x
  3. Step 3: Cross multiply
    609,430.20x = 914,291.10 × 293,627.40
  4. Step 4: Simplify right side
    609,430.20x = 268,460,918,536.14
  5. Step 5: Solve for x
    x = 268,460,918,536.14/609,430.20
  6. Step 6: Final answer
    x = 440,511.35

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1.5x scale

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.