Home / 864,196.14-1,192,412.60-496,602.20

Finding the Fourth Proportional to 864,196.14, 1,192,412.60 and 496,602.20

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Solution

The fourth proportional to 864,196.14, 1,192,412.60 and 496,602.20 is: 685,208.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,196.14 : 1,192,412.60 = 496,602.20 : x
  2. Step 2: Convert to fraction form
    864,196.14/1,192,412.60 = 496,602.20/x
  3. Step 3: Cross multiply
    864,196.14x = 1,192,412.60 × 496,602.20
  4. Step 4: Simplify right side
    864,196.14x = 592,154,720,467.72
  5. Step 5: Solve for x
    x = 592,154,720,467.72/864,196.14
  6. Step 6: Final answer
    x = 685,208.71

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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.