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Finding the Fourth Proportional to 624,162.60, 935,015.10 and 579,925.80

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Solution

The fourth proportional to 624,162.60, 935,015.10 and 579,925.80 is: 868,746.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,162.60 : 935,015.10 = 579,925.80 : x
  2. Step 2: Convert to fraction form
    624,162.60/935,015.10 = 579,925.80/x
  3. Step 3: Cross multiply
    624,162.60x = 935,015.10 × 579,925.80
  4. Step 4: Simplify right side
    624,162.60x = 542,239,379,879.58
  5. Step 5: Solve for x
    x = 542,239,379,879.58/624,162.60
  6. Step 6: Final answer
    x = 868,746.99

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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.