Home / 696,117.40-1,042,620.90-571,701.40

Finding the Fourth Proportional to 696,117.40, 1,042,620.90 and 571,701.40

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Solution

The fourth proportional to 696,117.40, 1,042,620.90 and 571,701.40 is: 856,274.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,117.40 : 1,042,620.90 = 571,701.40 : x
  2. Step 2: Convert to fraction form
    696,117.40/1,042,620.90 = 571,701.40/x
  3. Step 3: Cross multiply
    696,117.40x = 1,042,620.90 × 571,701.40
  4. Step 4: Simplify right side
    696,117.40x = 596,067,828,199.26
  5. Step 5: Solve for x
    x = 596,067,828,199.26/696,117.40
  6. Step 6: Final answer
    x = 856,274.86

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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.