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Finding the Fourth Proportional to 592,877.10, 889,315.65 and 380,300.70

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Solution

The fourth proportional to 592,877.10, 889,315.65 and 380,300.70 is: 570,451.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,877.10 : 889,315.65 = 380,300.70 : x
  2. Step 2: Convert to fraction form
    592,877.10/889,315.65 = 380,300.70/x
  3. Step 3: Cross multiply
    592,877.10x = 889,315.65 × 380,300.70
  4. Step 4: Simplify right side
    592,877.10x = 338,207,364,215.96
  5. Step 5: Solve for x
    x = 338,207,364,215.96/592,877.10
  6. Step 6: Final answer
    x = 570,451.05

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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.