Home / 527,075.39-789,856.47-299,552.19

Finding the Fourth Proportional to 527,075.39, 789,856.47 and 299,552.19

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Solution

The fourth proportional to 527,075.39, 789,856.47 and 299,552.19 is: 448,898.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,075.39 : 789,856.47 = 299,552.19 : x
  2. Step 2: Convert to fraction form
    527,075.39/789,856.47 = 299,552.19/x
  3. Step 3: Cross multiply
    527,075.39x = 789,856.47 × 299,552.19
  4. Step 4: Simplify right side
    527,075.39x = 236,603,235,374.17
  5. Step 5: Solve for x
    x = 236,603,235,374.17/527,075.39
  6. Step 6: Final answer
    x = 448,898.28

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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.