Home / 464,432.90-696,649.35-149,116.10

Finding the Fourth Proportional to 464,432.90, 696,649.35 and 149,116.10

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Solution

The fourth proportional to 464,432.90, 696,649.35 and 149,116.10 is: 223,674.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,432.90 : 696,649.35 = 149,116.10 : x
  2. Step 2: Convert to fraction form
    464,432.90/696,649.35 = 149,116.10/x
  3. Step 3: Cross multiply
    464,432.90x = 696,649.35 × 149,116.10
  4. Step 4: Simplify right side
    464,432.90x = 103,881,634,139.54
  5. Step 5: Solve for x
    x = 103,881,634,139.54/464,432.90
  6. Step 6: Final answer
    x = 223,674.15

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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.