Home / 833,452.80-1,150,167.68-451,478.40

Finding the Fourth Proportional to 833,452.80, 1,150,167.68 and 451,478.40

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Solution

The fourth proportional to 833,452.80, 1,150,167.68 and 451,478.40 is: 623,041.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,452.80 : 1,150,167.68 = 451,478.40 : x
  2. Step 2: Convert to fraction form
    833,452.80/1,150,167.68 = 451,478.40/x
  3. Step 3: Cross multiply
    833,452.80x = 1,150,167.68 × 451,478.40
  4. Step 4: Simplify right side
    833,452.80x = 519,275,863,898.11
  5. Step 5: Solve for x
    x = 519,275,863,898.11/833,452.80
  6. Step 6: Final answer
    x = 623,041.72

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1.5x scale

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.