Home / 1,030,528.35-1,422,151.94-571,628.00

Finding the Fourth Proportional to 1,030,528.35, 1,422,151.94 and 571,628.00

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Solution

The fourth proportional to 1,030,528.35, 1,422,151.94 and 571,628.00 is: 788,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,528.35 : 1,422,151.94 = 571,628.00 : x
  2. Step 2: Convert to fraction form
    1,030,528.35/1,422,151.94 = 571,628.00/x
  3. Step 3: Cross multiply
    1,030,528.35x = 1,422,151.94 × 571,628.00
  4. Step 4: Simplify right side
    1,030,528.35x = 812,941,874,142.77
  5. Step 5: Solve for x
    x = 812,941,874,142.77/1,030,528.35
  6. Step 6: Final answer
    x = 788,859.30

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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.