Home / 937,641.65-1,293,945.39-507,921.68

Finding the Fourth Proportional to 937,641.65, 1,293,945.39 and 507,921.68

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Solution

The fourth proportional to 937,641.65, 1,293,945.39 and 507,921.68 is: 700,931.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,641.65 : 1,293,945.39 = 507,921.68 : x
  2. Step 2: Convert to fraction form
    937,641.65/1,293,945.39 = 507,921.68/x
  3. Step 3: Cross multiply
    937,641.65x = 1,293,945.39 × 507,921.68
  4. Step 4: Simplify right side
    937,641.65x = 657,222,916,317.06
  5. Step 5: Solve for x
    x = 657,222,916,317.06/937,641.65
  6. Step 6: Final answer
    x = 700,931.87

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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.