Home / 1,577,372.60-2,366,058.90-455,478.20

Finding the Fourth Proportional to 1,577,372.60, 2,366,058.90 and 455,478.20

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Solution

The fourth proportional to 1,577,372.60, 2,366,058.90 and 455,478.20 is: 683,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,372.60 : 2,366,058.90 = 455,478.20 : x
  2. Step 2: Convert to fraction form
    1,577,372.60/2,366,058.90 = 455,478.20/x
  3. Step 3: Cross multiply
    1,577,372.60x = 2,366,058.90 × 455,478.20
  4. Step 4: Simplify right side
    1,577,372.60x = 1,077,688,248,865.98
  5. Step 5: Solve for x
    x = 1,077,688,248,865.98/1,577,372.60
  6. Step 6: Final answer
    x = 683,217.30

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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.