Home / 653,827.10-980,740.65-233,116.70

Finding the Fourth Proportional to 653,827.10, 980,740.65 and 233,116.70

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Solution

The fourth proportional to 653,827.10, 980,740.65 and 233,116.70 is: 349,675.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,827.10 : 980,740.65 = 233,116.70 : x
  2. Step 2: Convert to fraction form
    653,827.10/980,740.65 = 233,116.70/x
  3. Step 3: Cross multiply
    653,827.10x = 980,740.65 × 233,116.70
  4. Step 4: Simplify right side
    653,827.10x = 228,627,023,883.86
  5. Step 5: Solve for x
    x = 228,627,023,883.86/653,827.10
  6. Step 6: Final answer
    x = 349,675.05

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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.