Home / 470,234.10-705,351.15-402,582.90

Finding the Fourth Proportional to 470,234.10, 705,351.15 and 402,582.90

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Solution

The fourth proportional to 470,234.10, 705,351.15 and 402,582.90 is: 603,874.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,234.10 : 705,351.15 = 402,582.90 : x
  2. Step 2: Convert to fraction form
    470,234.10/705,351.15 = 402,582.90/x
  3. Step 3: Cross multiply
    470,234.10x = 705,351.15 × 402,582.90
  4. Step 4: Simplify right side
    470,234.10x = 283,962,311,485.34
  5. Step 5: Solve for x
    x = 283,962,311,485.34/470,234.10
  6. Step 6: Final answer
    x = 603,874.35

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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.