Home / 754,810.56-1,041,638.52-415,271.52

Finding the Fourth Proportional to 754,810.56, 1,041,638.52 and 415,271.52

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Solution

The fourth proportional to 754,810.56, 1,041,638.52 and 415,271.52 is: 573,074.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,810.56 : 1,041,638.52 = 415,271.52 : x
  2. Step 2: Convert to fraction form
    754,810.56/1,041,638.52 = 415,271.52/x
  3. Step 3: Cross multiply
    754,810.56x = 1,041,638.52 × 415,271.52
  4. Step 4: Simplify right side
    754,810.56x = 432,562,811,490.95
  5. Step 5: Solve for x
    x = 432,562,811,490.95/754,810.56
  6. Step 6: Final answer
    x = 573,074.67

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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.