Home / 739,285.43-1,020,020.58-433,197.77

Finding the Fourth Proportional to 739,285.43, 1,020,020.58 and 433,197.77

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Solution

The fourth proportional to 739,285.43, 1,020,020.58 and 433,197.77 is: 597,699.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,285.43 : 1,020,020.58 = 433,197.77 : x
  2. Step 2: Convert to fraction form
    739,285.43/1,020,020.58 = 433,197.77/x
  3. Step 3: Cross multiply
    739,285.43x = 1,020,020.58 × 433,197.77
  4. Step 4: Simplify right side
    739,285.43x = 441,870,635,510.00
  5. Step 5: Solve for x
    x = 441,870,635,510.00/739,285.43
  6. Step 6: Final answer
    x = 597,699.64

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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.