Home / 757,335.88-1,045,123.44-417,804.12

Finding the Fourth Proportional to 757,335.88, 1,045,123.44 and 417,804.12

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Solution

The fourth proportional to 757,335.88, 1,045,123.44 and 417,804.12 is: 576,569.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,335.88 : 1,045,123.44 = 417,804.12 : x
  2. Step 2: Convert to fraction form
    757,335.88/1,045,123.44 = 417,804.12/x
  3. Step 3: Cross multiply
    757,335.88x = 1,045,123.44 × 417,804.12
  4. Step 4: Simplify right side
    757,335.88x = 436,656,879,140.57
  5. Step 5: Solve for x
    x = 436,656,879,140.57/757,335.88
  6. Step 6: Final answer
    x = 576,569.64

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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.