Home / 623,118.92-934,678.04-149,804.15

Finding the Fourth Proportional to 623,118.92, 934,678.04 and 149,804.15

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Solution

The fourth proportional to 623,118.92, 934,678.04 and 149,804.15 is: 224,706.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,118.92 : 934,678.04 = 149,804.15 : x
  2. Step 2: Convert to fraction form
    623,118.92/934,678.04 = 149,804.15/x
  3. Step 3: Cross multiply
    623,118.92x = 934,678.04 × 149,804.15
  4. Step 4: Simplify right side
    623,118.92x = 140,018,643,883.46
  5. Step 5: Solve for x
    x = 140,018,643,883.46/623,118.92
  6. Step 6: Final answer
    x = 224,706.14

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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.