Home / 998,528.40-1,497,792.60-662,605.20

Finding the Fourth Proportional to 998,528.40, 1,497,792.60 and 662,605.20

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Solution

The fourth proportional to 998,528.40, 1,497,792.60 and 662,605.20 is: 993,907.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,528.40 : 1,497,792.60 = 662,605.20 : x
  2. Step 2: Convert to fraction form
    998,528.40/1,497,792.60 = 662,605.20/x
  3. Step 3: Cross multiply
    998,528.40x = 1,497,792.60 × 662,605.20
  4. Step 4: Simplify right side
    998,528.40x = 992,445,165,281.52
  5. Step 5: Solve for x
    x = 992,445,165,281.52/998,528.40
  6. Step 6: Final answer
    x = 993,907.80

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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.