Home / 763,590.51-1,053,628.47-441,330.62

Finding the Fourth Proportional to 763,590.51, 1,053,628.47 and 441,330.62

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Solution

The fourth proportional to 763,590.51, 1,053,628.47 and 441,330.62 is: 608,963.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,590.51 : 1,053,628.47 = 441,330.62 : x
  2. Step 2: Convert to fraction form
    763,590.51/1,053,628.47 = 441,330.62/x
  3. Step 3: Cross multiply
    763,590.51x = 1,053,628.47 × 441,330.62
  4. Step 4: Simplify right side
    763,590.51x = 464,998,500,646.61
  5. Step 5: Solve for x
    x = 464,998,500,646.61/763,590.51
  6. Step 6: Final answer
    x = 608,963.17

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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.