Home / 697,751.60-1,046,627.40-656,279.60

Finding the Fourth Proportional to 697,751.60, 1,046,627.40 and 656,279.60

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Solution

The fourth proportional to 697,751.60, 1,046,627.40 and 656,279.60 is: 984,419.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,751.60 : 1,046,627.40 = 656,279.60 : x
  2. Step 2: Convert to fraction form
    697,751.60/1,046,627.40 = 656,279.60/x
  3. Step 3: Cross multiply
    697,751.60x = 1,046,627.40 × 656,279.60
  4. Step 4: Simplify right side
    697,751.60x = 686,880,211,421.04
  5. Step 5: Solve for x
    x = 686,880,211,421.04/697,751.60
  6. Step 6: Final answer
    x = 984,419.40

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Double scale
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Similar ratio
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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.