Home / 707,749.03-1,061,617.07-286,924.87

Finding the Fourth Proportional to 707,749.03, 1,061,617.07 and 286,924.87

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Solution

The fourth proportional to 707,749.03, 1,061,617.07 and 286,924.87 is: 430,384.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,749.03 : 1,061,617.07 = 286,924.87 : x
  2. Step 2: Convert to fraction form
    707,749.03/1,061,617.07 = 286,924.87/x
  3. Step 3: Cross multiply
    707,749.03x = 1,061,617.07 × 286,924.87
  4. Step 4: Simplify right side
    707,749.03x = 304,604,338,364.91
  5. Step 5: Solve for x
    x = 304,604,338,364.91/707,749.03
  6. Step 6: Final answer
    x = 430,384.68

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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.