Home / 746,522.40-1,119,783.60-557,565.60

Finding the Fourth Proportional to 746,522.40, 1,119,783.60 and 557,565.60

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Solution

The fourth proportional to 746,522.40, 1,119,783.60 and 557,565.60 is: 836,348.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,522.40 : 1,119,783.60 = 557,565.60 : x
  2. Step 2: Convert to fraction form
    746,522.40/1,119,783.60 = 557,565.60/x
  3. Step 3: Cross multiply
    746,522.40x = 1,119,783.60 × 557,565.60
  4. Step 4: Simplify right side
    746,522.40x = 624,352,814,804.16
  5. Step 5: Solve for x
    x = 624,352,814,804.16/746,522.40
  6. Step 6: Final answer
    x = 836,348.40

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Double scale
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Similar ratio
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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.