Home / 739,459.06-1,020,500.17-417,051.52

Finding the Fourth Proportional to 739,459.06, 1,020,500.17 and 417,051.52

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Solution

The fourth proportional to 739,459.06, 1,020,500.17 and 417,051.52 is: 575,557.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,459.06 : 1,020,500.17 = 417,051.52 : x
  2. Step 2: Convert to fraction form
    739,459.06/1,020,500.17 = 417,051.52/x
  3. Step 3: Cross multiply
    739,459.06x = 1,020,500.17 × 417,051.52
  4. Step 4: Simplify right side
    739,459.06x = 425,601,143,464.88
  5. Step 5: Solve for x
    x = 425,601,143,464.88/739,459.06
  6. Step 6: Final answer
    x = 575,557.41

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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.