Home / 943,436.88-1,301,908.32-513,706.32

Finding the Fourth Proportional to 943,436.88, 1,301,908.32 and 513,706.32

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Solution

The fourth proportional to 943,436.88, 1,301,908.32 and 513,706.32 is: 708,895.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,436.88 : 1,301,908.32 = 513,706.32 : x
  2. Step 2: Convert to fraction form
    943,436.88/1,301,908.32 = 513,706.32/x
  3. Step 3: Cross multiply
    943,436.88x = 1,301,908.32 × 513,706.32
  4. Step 4: Simplify right side
    943,436.88x = 668,798,532,044.58
  5. Step 5: Solve for x
    x = 668,798,532,044.58/943,436.88
  6. Step 6: Final answer
    x = 708,895.90

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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.