Home / 904,767.68-1,248,732.96-523,015.76

Finding the Fourth Proportional to 904,767.68, 1,248,732.96 and 523,015.76

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Solution

The fourth proportional to 904,767.68, 1,248,732.96 and 523,015.76 is: 721,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,767.68 : 1,248,732.96 = 523,015.76 : x
  2. Step 2: Convert to fraction form
    904,767.68/1,248,732.96 = 523,015.76/x
  3. Step 3: Cross multiply
    904,767.68x = 1,248,732.96 × 523,015.76
  4. Step 4: Simplify right side
    904,767.68x = 653,107,018,111.45
  5. Step 5: Solve for x
    x = 653,107,018,111.45/904,767.68
  6. Step 6: Final answer
    x = 721,850.52

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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.