Home / 959,262.13-1,438,046.47-391,118.48

Finding the Fourth Proportional to 959,262.13, 1,438,046.47 and 391,118.48

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Solution

The fourth proportional to 959,262.13, 1,438,046.47 and 391,118.48 is: 586,332.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,262.13 : 1,438,046.47 = 391,118.48 : x
  2. Step 2: Convert to fraction form
    959,262.13/1,438,046.47 = 391,118.48/x
  3. Step 3: Cross multiply
    959,262.13x = 1,438,046.47 × 391,118.48
  4. Step 4: Simplify right side
    959,262.13x = 562,446,549,515.77
  5. Step 5: Solve for x
    x = 562,446,549,515.77/959,262.13
  6. Step 6: Final answer
    x = 586,332.49

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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.