Home / 696,690.40-1,043,480.40-572,274.40

Finding the Fourth Proportional to 696,690.40, 1,043,480.40 and 572,274.40

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Solution

The fourth proportional to 696,690.40, 1,043,480.40 and 572,274.40 is: 857,134.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,690.40 : 1,043,480.40 = 572,274.40 : x
  2. Step 2: Convert to fraction form
    696,690.40/1,043,480.40 = 572,274.40/x
  3. Step 3: Cross multiply
    696,690.40x = 1,043,480.40 × 572,274.40
  4. Step 4: Simplify right side
    696,690.40x = 597,157,119,821.76
  5. Step 5: Solve for x
    x = 597,157,119,821.76/696,690.40
  6. Step 6: Final answer
    x = 857,134.13

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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.