Home / 767,063.00-1,058,554.02-422,911.08

Finding the Fourth Proportional to 767,063.00, 1,058,554.02 and 422,911.08

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Solution

The fourth proportional to 767,063.00, 1,058,554.02 and 422,911.08 is: 583,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,063.00 : 1,058,554.02 = 422,911.08 : x
  2. Step 2: Convert to fraction form
    767,063.00/1,058,554.02 = 422,911.08/x
  3. Step 3: Cross multiply
    767,063.00x = 1,058,554.02 × 422,911.08
  4. Step 4: Simplify right side
    767,063.00x = 447,674,223,836.54
  5. Step 5: Solve for x
    x = 447,674,223,836.54/767,063.00
  6. Step 6: Final answer
    x = 583,621.20

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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.