Home / 914,325.40-1,368,863.70-560,031.40

Finding the Fourth Proportional to 914,325.40, 1,368,863.70 and 560,031.40

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Solution

The fourth proportional to 914,325.40, 1,368,863.70 and 560,031.40 is: 838,439.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,325.40 : 1,368,863.70 = 560,031.40 : x
  2. Step 2: Convert to fraction form
    914,325.40/1,368,863.70 = 560,031.40/x
  3. Step 3: Cross multiply
    914,325.40x = 1,368,863.70 × 560,031.40
  4. Step 4: Simplify right side
    914,325.40x = 766,606,654,320.18
  5. Step 5: Solve for x
    x = 766,606,654,320.18/914,325.40
  6. Step 6: Final answer
    x = 838,439.63

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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.