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Finding the Fourth Proportional to 620,352.60, 930,528.90 and 594,108.60

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Solution

The fourth proportional to 620,352.60, 930,528.90 and 594,108.60 is: 891,162.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,352.60 : 930,528.90 = 594,108.60 : x
  2. Step 2: Convert to fraction form
    620,352.60/930,528.90 = 594,108.60/x
  3. Step 3: Cross multiply
    620,352.60x = 930,528.90 × 594,108.60
  4. Step 4: Simplify right side
    620,352.60x = 552,835,222,038.54
  5. Step 5: Solve for x
    x = 552,835,222,038.54/620,352.60
  6. Step 6: Final answer
    x = 891,162.90

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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.