Home / 514,220.40-771,330.60-364,629.60

Finding the Fourth Proportional to 514,220.40, 771,330.60 and 364,629.60

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Solution

The fourth proportional to 514,220.40, 771,330.60 and 364,629.60 is: 546,944.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,220.40 : 771,330.60 = 364,629.60 : x
  2. Step 2: Convert to fraction form
    514,220.40/771,330.60 = 364,629.60/x
  3. Step 3: Cross multiply
    514,220.40x = 771,330.60 × 364,629.60
  4. Step 4: Simplify right side
    514,220.40x = 281,249,968,145.76
  5. Step 5: Solve for x
    x = 281,249,968,145.76/514,220.40
  6. Step 6: Final answer
    x = 546,944.40

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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.