Home / 963,859.20-1,330,133.52-534,146.40

Finding the Fourth Proportional to 963,859.20, 1,330,133.52 and 534,146.40

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Solution

The fourth proportional to 963,859.20, 1,330,133.52 and 534,146.40 is: 737,126.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,859.20 : 1,330,133.52 = 534,146.40 : x
  2. Step 2: Convert to fraction form
    963,859.20/1,330,133.52 = 534,146.40/x
  3. Step 3: Cross multiply
    963,859.20x = 1,330,133.52 × 534,146.40
  4. Step 4: Simplify right side
    963,859.20x = 710,486,031,227.33
  5. Step 5: Solve for x
    x = 710,486,031,227.33/963,859.20
  6. Step 6: Final answer
    x = 737,126.37

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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.