Home / 746,597.03-1,030,304.93-407,065.28

Finding the Fourth Proportional to 746,597.03, 1,030,304.93 and 407,065.28

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Solution

The fourth proportional to 746,597.03, 1,030,304.93 and 407,065.28 is: 561,750.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,597.03 : 1,030,304.93 = 407,065.28 : x
  2. Step 2: Convert to fraction form
    746,597.03/1,030,304.93 = 407,065.28/x
  3. Step 3: Cross multiply
    746,597.03x = 1,030,304.93 × 407,065.28
  4. Step 4: Simplify right side
    746,597.03x = 419,401,357,628.98
  5. Step 5: Solve for x
    x = 419,401,357,628.98/746,597.03
  6. Step 6: Final answer
    x = 561,750.64

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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.