Home / 516,555.64-772,062.89-465,838.84

Finding the Fourth Proportional to 516,555.64, 772,062.89 and 465,838.84

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Solution

The fourth proportional to 516,555.64, 772,062.89 and 465,838.84 is: 696,259.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,555.64 : 772,062.89 = 465,838.84 : x
  2. Step 2: Convert to fraction form
    516,555.64/772,062.89 = 465,838.84/x
  3. Step 3: Cross multiply
    516,555.64x = 772,062.89 × 465,838.84
  4. Step 4: Simplify right side
    516,555.64x = 359,656,881,084.65
  5. Step 5: Solve for x
    x = 359,656,881,084.65/516,555.64
  6. Step 6: Final answer
    x = 696,259.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.