Home / 771,068.64-1,064,154.24-444,393.12

Finding the Fourth Proportional to 771,068.64, 1,064,154.24 and 444,393.12

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Solution

The fourth proportional to 771,068.64, 1,064,154.24 and 444,393.12 is: 613,308.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,068.64 : 1,064,154.24 = 444,393.12 : x
  2. Step 2: Convert to fraction form
    771,068.64/1,064,154.24 = 444,393.12/x
  3. Step 3: Cross multiply
    771,068.64x = 1,064,154.24 × 444,393.12
  4. Step 4: Simplify right side
    771,068.64x = 472,902,822,874.83
  5. Step 5: Solve for x
    x = 472,902,822,874.83/771,068.64
  6. Step 6: Final answer
    x = 613,308.33

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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.