Home / 980,483.55-1,353,214.58-598,730.55

Finding the Fourth Proportional to 980,483.55, 1,353,214.58 and 598,730.55

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Solution

The fourth proportional to 980,483.55, 1,353,214.58 and 598,730.55 is: 826,338.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,483.55 : 1,353,214.58 = 598,730.55 : x
  2. Step 2: Convert to fraction form
    980,483.55/1,353,214.58 = 598,730.55/x
  3. Step 3: Cross multiply
    980,483.55x = 1,353,214.58 × 598,730.55
  4. Step 4: Simplify right side
    980,483.55x = 810,210,909,751.42
  5. Step 5: Solve for x
    x = 810,210,909,751.42/980,483.55
  6. Step 6: Final answer
    x = 826,338.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.