Home / 1,005,199.56-1,387,186.16-546,314.13

Finding the Fourth Proportional to 1,005,199.56, 1,387,186.16 and 546,314.13

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Solution

The fourth proportional to 1,005,199.56, 1,387,186.16 and 546,314.13 is: 753,919.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,199.56 : 1,387,186.16 = 546,314.13 : x
  2. Step 2: Convert to fraction form
    1,005,199.56/1,387,186.16 = 546,314.13/x
  3. Step 3: Cross multiply
    1,005,199.56x = 1,387,186.16 × 546,314.13
  4. Step 4: Simplify right side
    1,005,199.56x = 757,839,397,416.87
  5. Step 5: Solve for x
    x = 757,839,397,416.87/1,005,199.56
  6. Step 6: Final answer
    x = 753,919.35

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Double scale
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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.