Home / 514,277.82-771,267.78-154,434.15

Finding the Fourth Proportional to 514,277.82, 771,267.78 and 154,434.15

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Solution

The fourth proportional to 514,277.82, 771,267.78 and 154,434.15 is: 231,606.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,277.82 : 771,267.78 = 154,434.15 : x
  2. Step 2: Convert to fraction form
    514,277.82/771,267.78 = 154,434.15/x
  3. Step 3: Cross multiply
    514,277.82x = 771,267.78 × 154,434.15
  4. Step 4: Simplify right side
    514,277.82x = 119,110,084,026.69
  5. Step 5: Solve for x
    x = 119,110,084,026.69/514,277.82
  6. Step 6: Final answer
    x = 231,606.50

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1.5x scale

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.