Home / 900,276.80-1,350,415.20-564,353.60

Finding the Fourth Proportional to 900,276.80, 1,350,415.20 and 564,353.60

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Solution

The fourth proportional to 900,276.80, 1,350,415.20 and 564,353.60 is: 846,530.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,276.80 : 1,350,415.20 = 564,353.60 : x
  2. Step 2: Convert to fraction form
    900,276.80/1,350,415.20 = 564,353.60/x
  3. Step 3: Cross multiply
    900,276.80x = 1,350,415.20 × 564,353.60
  4. Step 4: Simplify right side
    900,276.80x = 762,111,679,614.72
  5. Step 5: Solve for x
    x = 762,111,679,614.72/900,276.80
  6. Step 6: Final answer
    x = 846,530.40

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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.