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Finding the Fourth Proportional to 696,392.24, 960,667.52 and 454,816.32

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Solution

The fourth proportional to 696,392.24, 960,667.52 and 454,816.32 is: 627,415.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,392.24 : 960,667.52 = 454,816.32 : x
  2. Step 2: Convert to fraction form
    696,392.24/960,667.52 = 454,816.32/x
  3. Step 3: Cross multiply
    696,392.24x = 960,667.52 × 454,816.32
  4. Step 4: Simplify right side
    696,392.24x = 436,927,266,189.93
  5. Step 5: Solve for x
    x = 436,927,266,189.93/696,392.24
  6. Step 6: Final answer
    x = 627,415.47

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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.