Home / 557,041.14-768,716.01-302,392.35

Finding the Fourth Proportional to 557,041.14, 768,716.01 and 302,392.35

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Solution

The fourth proportional to 557,041.14, 768,716.01 and 302,392.35 is: 417,301.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,041.14 : 768,716.01 = 302,392.35 : x
  2. Step 2: Convert to fraction form
    557,041.14/768,716.01 = 302,392.35/x
  3. Step 3: Cross multiply
    557,041.14x = 768,716.01 × 302,392.35
  4. Step 4: Simplify right side
    557,041.14x = 232,453,840,746.52
  5. Step 5: Solve for x
    x = 232,453,840,746.52/557,041.14
  6. Step 6: Final answer
    x = 417,301.03

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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.