Home / 656,187.60-984,281.40-551,211.60

Finding the Fourth Proportional to 656,187.60, 984,281.40 and 551,211.60

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Solution

The fourth proportional to 656,187.60, 984,281.40 and 551,211.60 is: 826,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,187.60 : 984,281.40 = 551,211.60 : x
  2. Step 2: Convert to fraction form
    656,187.60/984,281.40 = 551,211.60/x
  3. Step 3: Cross multiply
    656,187.60x = 984,281.40 × 551,211.60
  4. Step 4: Simplify right side
    656,187.60x = 542,547,325,344.24
  5. Step 5: Solve for x
    x = 542,547,325,344.24/656,187.60
  6. Step 6: Final answer
    x = 826,817.40

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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.