Home / 529,811.20-793,550.40-470,713.60

Finding the Fourth Proportional to 529,811.20, 793,550.40 and 470,713.60

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Solution

The fourth proportional to 529,811.20, 793,550.40 and 470,713.60 is: 705,034.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,811.20 : 793,550.40 = 470,713.60 : x
  2. Step 2: Convert to fraction form
    529,811.20/793,550.40 = 470,713.60/x
  3. Step 3: Cross multiply
    529,811.20x = 793,550.40 × 470,713.60
  4. Step 4: Simplify right side
    529,811.20x = 373,534,965,565.44
  5. Step 5: Solve for x
    x = 373,534,965,565.44/529,811.20
  6. Step 6: Final answer
    x = 705,034.11

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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.