Home / 732,608.42-1,010,443.66-641,806.74

Finding the Fourth Proportional to 732,608.42, 1,010,443.66 and 641,806.74

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Solution

The fourth proportional to 732,608.42, 1,010,443.66 and 641,806.74 is: 885,206.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,608.42 : 1,010,443.66 = 641,806.74 : x
  2. Step 2: Convert to fraction form
    732,608.42/1,010,443.66 = 641,806.74/x
  3. Step 3: Cross multiply
    732,608.42x = 1,010,443.66 × 641,806.74
  4. Step 4: Simplify right side
    732,608.42x = 648,509,553,383.91
  5. Step 5: Solve for x
    x = 648,509,553,383.91/732,608.42
  6. Step 6: Final answer
    x = 885,206.26

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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.