Home / 942,856.91-1,301,279.66-529,440.10

Finding the Fourth Proportional to 942,856.91, 1,301,279.66 and 529,440.10

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Solution

The fourth proportional to 942,856.91, 1,301,279.66 and 529,440.10 is: 730,704.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,856.91 : 1,301,279.66 = 529,440.10 : x
  2. Step 2: Convert to fraction form
    942,856.91/1,301,279.66 = 529,440.10/x
  3. Step 3: Cross multiply
    942,856.91x = 1,301,279.66 × 529,440.10
  4. Step 4: Simplify right side
    942,856.91x = 688,949,633,318.37
  5. Step 5: Solve for x
    x = 688,949,633,318.37/942,856.91
  6. Step 6: Final answer
    x = 730,704.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.