Home / 1,060,445.92-1,590,668.88-386,577.76

Finding the Fourth Proportional to 1,060,445.92, 1,590,668.88 and 386,577.76

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Solution

The fourth proportional to 1,060,445.92, 1,590,668.88 and 386,577.76 is: 579,866.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,445.92 : 1,590,668.88 = 386,577.76 : x
  2. Step 2: Convert to fraction form
    1,060,445.92/1,590,668.88 = 386,577.76/x
  3. Step 3: Cross multiply
    1,060,445.92x = 1,590,668.88 × 386,577.76
  4. Step 4: Simplify right side
    1,060,445.92x = 614,917,212,532.11
  5. Step 5: Solve for x
    x = 614,917,212,532.11/1,060,445.92
  6. Step 6: Final answer
    x = 579,866.64

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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.