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Finding the Fourth Proportional to 646,705.60, 970,058.40 and 544,062.40

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Solution

The fourth proportional to 646,705.60, 970,058.40 and 544,062.40 is: 816,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,705.60 : 970,058.40 = 544,062.40 : x
  2. Step 2: Convert to fraction form
    646,705.60/970,058.40 = 544,062.40/x
  3. Step 3: Cross multiply
    646,705.60x = 970,058.40 × 544,062.40
  4. Step 4: Simplify right side
    646,705.60x = 527,772,301,244.16
  5. Step 5: Solve for x
    x = 527,772,301,244.16/646,705.60
  6. Step 6: Final answer
    x = 816,093.60

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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.