Home / 857,758.69-1,183,848.96-475,908.49

Finding the Fourth Proportional to 857,758.69, 1,183,848.96 and 475,908.49

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Solution

The fourth proportional to 857,758.69, 1,183,848.96 and 475,908.49 is: 656,832.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,758.69 : 1,183,848.96 = 475,908.49 : x
  2. Step 2: Convert to fraction form
    857,758.69/1,183,848.96 = 475,908.49/x
  3. Step 3: Cross multiply
    857,758.69x = 1,183,848.96 × 475,908.49
  4. Step 4: Simplify right side
    857,758.69x = 563,403,770,941.67
  5. Step 5: Solve for x
    x = 563,403,770,941.67/857,758.69
  6. Step 6: Final answer
    x = 656,832.48

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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.