Home / 767,528.67-1,058,388.21-535,225.76

Finding the Fourth Proportional to 767,528.67, 1,058,388.21 and 535,225.76

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Solution

The fourth proportional to 767,528.67, 1,058,388.21 and 535,225.76 is: 738,052.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,528.67 : 1,058,388.21 = 535,225.76 : x
  2. Step 2: Convert to fraction form
    767,528.67/1,058,388.21 = 535,225.76/x
  3. Step 3: Cross multiply
    767,528.67x = 1,058,388.21 × 535,225.76
  4. Step 4: Simplify right side
    767,528.67x = 566,476,628,780.35
  5. Step 5: Solve for x
    x = 566,476,628,780.35/767,528.67
  6. Step 6: Final answer
    x = 738,052.73

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1.5x scale

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.