Home / 739,348.92-1,020,300.30-417,058.02

Finding the Fourth Proportional to 739,348.92, 1,020,300.30 and 417,058.02

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Solution

The fourth proportional to 739,348.92, 1,020,300.30 and 417,058.02 is: 575,539.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,348.92 : 1,020,300.30 = 417,058.02 : x
  2. Step 2: Convert to fraction form
    739,348.92/1,020,300.30 = 417,058.02/x
  3. Step 3: Cross multiply
    739,348.92x = 1,020,300.30 × 417,058.02
  4. Step 4: Simplify right side
    739,348.92x = 425,524,422,923.41
  5. Step 5: Solve for x
    x = 425,524,422,923.41/739,348.92
  6. Step 6: Final answer
    x = 575,539.39

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Double scale
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Similar ratio
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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.