Home / 583,445.25-875,315.57-162,721.13

Finding the Fourth Proportional to 583,445.25, 875,315.57 and 162,721.13

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Solution

The fourth proportional to 583,445.25, 875,315.57 and 162,721.13 is: 244,122.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,445.25 : 875,315.57 = 162,721.13 : x
  2. Step 2: Convert to fraction form
    583,445.25/875,315.57 = 162,721.13/x
  3. Step 3: Cross multiply
    583,445.25x = 875,315.57 × 162,721.13
  4. Step 4: Simplify right side
    583,445.25x = 142,432,333,466.81
  5. Step 5: Solve for x
    x = 142,432,333,466.81/583,445.25
  6. Step 6: Final answer
    x = 244,122.88

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.