Home / 558,336.48-771,293.52-432,633.12

Finding the Fourth Proportional to 558,336.48, 771,293.52 and 432,633.12

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Solution

The fourth proportional to 558,336.48, 771,293.52 and 432,633.12 is: 597,645.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,336.48 : 771,293.52 = 432,633.12 : x
  2. Step 2: Convert to fraction form
    558,336.48/771,293.52 = 432,633.12/x
  3. Step 3: Cross multiply
    558,336.48x = 771,293.52 × 432,633.12
  4. Step 4: Simplify right side
    558,336.48x = 333,687,121,993.38
  5. Step 5: Solve for x
    x = 333,687,121,993.38/558,336.48
  6. Step 6: Final answer
    x = 597,645.21

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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.