Home / 929,407.14-1,282,582.49-521,452.67

Finding the Fourth Proportional to 929,407.14, 1,282,582.49 and 521,452.67

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Solution

The fourth proportional to 929,407.14, 1,282,582.49 and 521,452.67 is: 719,605.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,407.14 : 1,282,582.49 = 521,452.67 : x
  2. Step 2: Convert to fraction form
    929,407.14/1,282,582.49 = 521,452.67/x
  3. Step 3: Cross multiply
    929,407.14x = 1,282,582.49 × 521,452.67
  4. Step 4: Simplify right side
    929,407.14x = 668,806,054,885.57
  5. Step 5: Solve for x
    x = 668,806,054,885.57/929,407.14
  6. Step 6: Final answer
    x = 719,605.03

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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.