Home / 676,801.16-933,985.62-374,995.16

Finding the Fourth Proportional to 676,801.16, 933,985.62 and 374,995.16

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Solution

The fourth proportional to 676,801.16, 933,985.62 and 374,995.16 is: 517,493.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,801.16 : 933,985.62 = 374,995.16 : x
  2. Step 2: Convert to fraction form
    676,801.16/933,985.62 = 374,995.16/x
  3. Step 3: Cross multiply
    676,801.16x = 933,985.62 × 374,995.16
  4. Step 4: Simplify right side
    676,801.16x = 350,240,087,009.60
  5. Step 5: Solve for x
    x = 350,240,087,009.60/676,801.16
  6. Step 6: Final answer
    x = 517,493.33

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Half scale
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Double scale
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Similar ratio
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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.