Home / 833,397.64-1,250,154.78-412,560.52

Finding the Fourth Proportional to 833,397.64, 1,250,154.78 and 412,560.52

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Solution

The fourth proportional to 833,397.64, 1,250,154.78 and 412,560.52 is: 618,869.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,397.64 : 1,250,154.78 = 412,560.52 : x
  2. Step 2: Convert to fraction form
    833,397.64/1,250,154.78 = 412,560.52/x
  3. Step 3: Cross multiply
    833,397.64x = 1,250,154.78 × 412,560.52
  4. Step 4: Simplify right side
    833,397.64x = 515,764,506,117.29
  5. Step 5: Solve for x
    x = 515,764,506,117.29/833,397.64
  6. Step 6: Final answer
    x = 618,869.65

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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.