Home / 805,526.40-1,206,907.20-524,899.20

Finding the Fourth Proportional to 805,526.40, 1,206,907.20 and 524,899.20

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Solution

The fourth proportional to 805,526.40, 1,206,907.20 and 524,899.20 is: 786,448.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,526.40 : 1,206,907.20 = 524,899.20 : x
  2. Step 2: Convert to fraction form
    805,526.40/1,206,907.20 = 524,899.20/x
  3. Step 3: Cross multiply
    805,526.40x = 1,206,907.20 × 524,899.20
  4. Step 4: Simplify right side
    805,526.40x = 633,504,623,754.24
  5. Step 5: Solve for x
    x = 633,504,623,754.24/805,526.40
  6. Step 6: Final answer
    x = 786,448.00

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1.5x scale

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.