Home / 919,337.10-1,376,446.05-469,085.10

Finding the Fourth Proportional to 919,337.10, 1,376,446.05 and 469,085.10

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Solution

The fourth proportional to 919,337.10, 1,376,446.05 and 469,085.10 is: 702,321.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,337.10 : 1,376,446.05 = 469,085.10 : x
  2. Step 2: Convert to fraction form
    919,337.10/1,376,446.05 = 469,085.10/x
  3. Step 3: Cross multiply
    919,337.10x = 1,376,446.05 × 469,085.10
  4. Step 4: Simplify right side
    919,337.10x = 645,670,333,008.86
  5. Step 5: Solve for x
    x = 645,670,333,008.86/919,337.10
  6. Step 6: Final answer
    x = 702,321.63

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Double scale
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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.