Home / 727,250.19-1,003,602.74-404,964.15

Finding the Fourth Proportional to 727,250.19, 1,003,602.74 and 404,964.15

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Solution

The fourth proportional to 727,250.19, 1,003,602.74 and 404,964.15 is: 558,849.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,250.19 : 1,003,602.74 = 404,964.15 : x
  2. Step 2: Convert to fraction form
    727,250.19/1,003,602.74 = 404,964.15/x
  3. Step 3: Cross multiply
    727,250.19x = 1,003,602.74 × 404,964.15
  4. Step 4: Simplify right side
    727,250.19x = 406,423,128,516.95
  5. Step 5: Solve for x
    x = 406,423,128,516.95/727,250.19
  6. Step 6: Final answer
    x = 558,849.12

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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.