Home / 637,983.51-956,975.27-188,669.39

Finding the Fourth Proportional to 637,983.51, 956,975.27 and 188,669.39

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Solution

The fourth proportional to 637,983.51, 956,975.27 and 188,669.39 is: 283,004.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,983.51 : 956,975.27 = 188,669.39 : x
  2. Step 2: Convert to fraction form
    637,983.51/956,975.27 = 188,669.39/x
  3. Step 3: Cross multiply
    637,983.51x = 956,975.27 × 188,669.39
  4. Step 4: Simplify right side
    637,983.51x = 180,551,934,707.76
  5. Step 5: Solve for x
    x = 180,551,934,707.76/637,983.51
  6. Step 6: Final answer
    x = 283,004.08

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Half scale
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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.