Home / 963,914.48-1,330,278.78-534,235.76

Finding the Fourth Proportional to 963,914.48, 1,330,278.78 and 534,235.76

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Solution

The fourth proportional to 963,914.48, 1,330,278.78 and 534,235.76 is: 737,287.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,914.48 : 1,330,278.78 = 534,235.76 : x
  2. Step 2: Convert to fraction form
    963,914.48/1,330,278.78 = 534,235.76/x
  3. Step 3: Cross multiply
    963,914.48x = 1,330,278.78 × 534,235.76
  4. Step 4: Simplify right side
    963,914.48x = 710,682,496,367.49
  5. Step 5: Solve for x
    x = 710,682,496,367.49/963,914.48
  6. Step 6: Final answer
    x = 737,287.91

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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.