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Finding the Fourth Proportional to 647,030.70, 970,546.05 and 595,854.90

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Solution

The fourth proportional to 647,030.70, 970,546.05 and 595,854.90 is: 893,782.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,030.70 : 970,546.05 = 595,854.90 : x
  2. Step 2: Convert to fraction form
    647,030.70/970,546.05 = 595,854.90/x
  3. Step 3: Cross multiply
    647,030.70x = 970,546.05 × 595,854.90
  4. Step 4: Simplify right side
    647,030.70x = 578,304,619,568.15
  5. Step 5: Solve for x
    x = 578,304,619,568.15/647,030.70
  6. Step 6: Final answer
    x = 893,782.35

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Similar ratio
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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.