Home / 571,025.60-788,400.24-510,401.96

Finding the Fourth Proportional to 571,025.60, 788,400.24 and 510,401.96

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Solution

The fourth proportional to 571,025.60, 788,400.24 and 510,401.96 is: 704,698.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,025.60 : 788,400.24 = 510,401.96 : x
  2. Step 2: Convert to fraction form
    571,025.60/788,400.24 = 510,401.96/x
  3. Step 3: Cross multiply
    571,025.60x = 788,400.24 × 510,401.96
  4. Step 4: Simplify right side
    571,025.60x = 402,401,027,760.47
  5. Step 5: Solve for x
    x = 402,401,027,760.47/571,025.60
  6. Step 6: Final answer
    x = 704,698.75

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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.