Home / 537,815.60-806,723.40-451,210.40

Finding the Fourth Proportional to 537,815.60, 806,723.40 and 451,210.40

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Solution

The fourth proportional to 537,815.60, 806,723.40 and 451,210.40 is: 676,815.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,815.60 : 806,723.40 = 451,210.40 : x
  2. Step 2: Convert to fraction form
    537,815.60/806,723.40 = 451,210.40/x
  3. Step 3: Cross multiply
    537,815.60x = 806,723.40 × 451,210.40
  4. Step 4: Simplify right side
    537,815.60x = 364,001,988,003.36
  5. Step 5: Solve for x
    x = 364,001,988,003.36/537,815.60
  6. Step 6: Final answer
    x = 676,815.60

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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.