Home / 739,235.31-1,020,143.34-416,944.41

Finding the Fourth Proportional to 739,235.31, 1,020,143.34 and 416,944.41

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Solution

The fourth proportional to 739,235.31, 1,020,143.34 and 416,944.41 is: 575,382.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,235.31 : 1,020,143.34 = 416,944.41 : x
  2. Step 2: Convert to fraction form
    739,235.31/1,020,143.34 = 416,944.41/x
  3. Step 3: Cross multiply
    739,235.31x = 1,020,143.34 × 416,944.41
  4. Step 4: Simplify right side
    739,235.31x = 425,343,063,011.73
  5. Step 5: Solve for x
    x = 425,343,063,011.73/739,235.31
  6. Step 6: Final answer
    x = 575,382.50

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Double scale
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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.