Home / 589,034.10-883,551.15-289,560.90

Finding the Fourth Proportional to 589,034.10, 883,551.15 and 289,560.90

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Solution

The fourth proportional to 589,034.10, 883,551.15 and 289,560.90 is: 434,341.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,034.10 : 883,551.15 = 289,560.90 : x
  2. Step 2: Convert to fraction form
    589,034.10/883,551.15 = 289,560.90/x
  3. Step 3: Cross multiply
    589,034.10x = 883,551.15 × 289,560.90
  4. Step 4: Simplify right side
    589,034.10x = 255,841,866,190.04
  5. Step 5: Solve for x
    x = 255,841,866,190.04/589,034.10
  6. Step 6: Final answer
    x = 434,341.35

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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.