Home / 694,854.40-1,043,059.20-537,779.20

Finding the Fourth Proportional to 694,854.40, 1,043,059.20 and 537,779.20

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Solution

The fourth proportional to 694,854.40, 1,043,059.20 and 537,779.20 is: 807,270.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,854.40 : 1,043,059.20 = 537,779.20 : x
  2. Step 2: Convert to fraction form
    694,854.40/1,043,059.20 = 537,779.20/x
  3. Step 3: Cross multiply
    694,854.40x = 1,043,059.20 × 537,779.20
  4. Step 4: Simplify right side
    694,854.40x = 560,935,542,128.64
  5. Step 5: Solve for x
    x = 560,935,542,128.64/694,854.40
  6. Step 6: Final answer
    x = 807,270.62

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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.