Home / 1,144,159.26-1,716,516.36-345,393.12

Finding the Fourth Proportional to 1,144,159.26, 1,716,516.36 and 345,393.12

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Solution

The fourth proportional to 1,144,159.26, 1,716,516.36 and 345,393.12 is: 518,173.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,159.26 : 1,716,516.36 = 345,393.12 : x
  2. Step 2: Convert to fraction form
    1,144,159.26/1,716,516.36 = 345,393.12/x
  3. Step 3: Cross multiply
    1,144,159.26x = 1,716,516.36 × 345,393.12
  4. Step 4: Simplify right side
    1,144,159.26x = 592,872,941,111.44
  5. Step 5: Solve for x
    x = 592,872,941,111.44/1,144,159.26
  6. Step 6: Final answer
    x = 518,173.44

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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.