Home / 718,037.20-1,077,055.80-245,256.40

Finding the Fourth Proportional to 718,037.20, 1,077,055.80 and 245,256.40

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Solution

The fourth proportional to 718,037.20, 1,077,055.80 and 245,256.40 is: 367,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,037.20 : 1,077,055.80 = 245,256.40 : x
  2. Step 2: Convert to fraction form
    718,037.20/1,077,055.80 = 245,256.40/x
  3. Step 3: Cross multiply
    718,037.20x = 1,077,055.80 × 245,256.40
  4. Step 4: Simplify right side
    718,037.20x = 264,154,828,107.12
  5. Step 5: Solve for x
    x = 264,154,828,107.12/718,037.20
  6. Step 6: Final answer
    x = 367,884.60

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Similar ratio
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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.