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Finding the Fourth Proportional to 620,148.80, 930,223.20 and 596,529.20

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Solution

The fourth proportional to 620,148.80, 930,223.20 and 596,529.20 is: 894,793.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,148.80 : 930,223.20 = 596,529.20 : x
  2. Step 2: Convert to fraction form
    620,148.80/930,223.20 = 596,529.20/x
  3. Step 3: Cross multiply
    620,148.80x = 930,223.20 × 596,529.20
  4. Step 4: Simplify right side
    620,148.80x = 554,905,301,317.44
  5. Step 5: Solve for x
    x = 554,905,301,317.44/620,148.80
  6. Step 6: Final answer
    x = 894,793.80

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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.