Home / 528,060.40-791,774.27-168,075.76

Finding the Fourth Proportional to 528,060.40, 791,774.27 and 168,075.76

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Solution

The fourth proportional to 528,060.40, 791,774.27 and 168,075.76 is: 252,012.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,060.40 : 791,774.27 = 168,075.76 : x
  2. Step 2: Convert to fraction form
    528,060.40/791,774.27 = 168,075.76/x
  3. Step 3: Cross multiply
    528,060.40x = 791,774.27 × 168,075.76
  4. Step 4: Simplify right side
    528,060.40x = 133,078,062,178.70
  5. Step 5: Solve for x
    x = 133,078,062,178.70/528,060.40
  6. Step 6: Final answer
    x = 252,012.96

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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.