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Finding the Fourth Proportional to 868,676.14, 1,301,573.04 and 614,697.40

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Solution

The fourth proportional to 868,676.14, 1,301,573.04 and 614,697.40 is: 921,026.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,676.14 : 1,301,573.04 = 614,697.40 : x
  2. Step 2: Convert to fraction form
    868,676.14/1,301,573.04 = 614,697.40/x
  3. Step 3: Cross multiply
    868,676.14x = 1,301,573.04 × 614,697.40
  4. Step 4: Simplify right side
    868,676.14x = 800,073,563,598.10
  5. Step 5: Solve for x
    x = 800,073,563,598.10/868,676.14
  6. Step 6: Final answer
    x = 921,026.29

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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.