Home / 903,476.65-1,246,775.32-516,267.50

Finding the Fourth Proportional to 903,476.65, 1,246,775.32 and 516,267.50

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Solution

The fourth proportional to 903,476.65, 1,246,775.32 and 516,267.50 is: 712,436.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,476.65 : 1,246,775.32 = 516,267.50 : x
  2. Step 2: Convert to fraction form
    903,476.65/1,246,775.32 = 516,267.50/x
  3. Step 3: Cross multiply
    903,476.65x = 1,246,775.32 × 516,267.50
  4. Step 4: Simplify right side
    903,476.65x = 643,669,574,936.76
  5. Step 5: Solve for x
    x = 643,669,574,936.76/903,476.65
  6. Step 6: Final answer
    x = 712,436.31

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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.