Home / 698,790.20-964,050.48-440,582.24

Finding the Fourth Proportional to 698,790.20, 964,050.48 and 440,582.24

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Solution

The fourth proportional to 698,790.20, 964,050.48 and 440,582.24 is: 607,826.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,790.20 : 964,050.48 = 440,582.24 : x
  2. Step 2: Convert to fraction form
    698,790.20/964,050.48 = 440,582.24/x
  3. Step 3: Cross multiply
    698,790.20x = 964,050.48 × 440,582.24
  4. Step 4: Simplify right side
    698,790.20x = 424,743,519,951.48
  5. Step 5: Solve for x
    x = 424,743,519,951.48/698,790.20
  6. Step 6: Final answer
    x = 607,826.96

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.