Home / 931,075.41-1,396,585.41-257,197.13

Finding the Fourth Proportional to 931,075.41, 1,396,585.41 and 257,197.13

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Solution

The fourth proportional to 931,075.41, 1,396,585.41 and 257,197.13 is: 385,788.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,075.41 : 1,396,585.41 = 257,197.13 : x
  2. Step 2: Convert to fraction form
    931,075.41/1,396,585.41 = 257,197.13/x
  3. Step 3: Cross multiply
    931,075.41x = 1,396,585.41 × 257,197.13
  4. Step 4: Simplify right side
    931,075.41x = 359,197,759,251.87
  5. Step 5: Solve for x
    x = 359,197,759,251.87/931,075.41
  6. Step 6: Final answer
    x = 385,788.04

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Double scale
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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.