Home / 963,909.42-1,330,172.36-534,180.34

Finding the Fourth Proportional to 963,909.42, 1,330,172.36 and 534,180.34

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Solution

The fourth proportional to 963,909.42, 1,330,172.36 and 534,180.34 is: 737,156.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,909.42 : 1,330,172.36 = 534,180.34 : x
  2. Step 2: Convert to fraction form
    963,909.42/1,330,172.36 = 534,180.34/x
  3. Step 3: Cross multiply
    963,909.42x = 1,330,172.36 × 534,180.34
  4. Step 4: Simplify right side
    963,909.42x = 710,551,923,523.40
  5. Step 5: Solve for x
    x = 710,551,923,523.40/963,909.42
  6. Step 6: Final answer
    x = 737,156.32

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Double scale
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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.