Home / 942,858.05-1,301,281.23-529,441.22

Finding the Fourth Proportional to 942,858.05, 1,301,281.23 and 529,441.22

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Solution

The fourth proportional to 942,858.05, 1,301,281.23 and 529,441.22 is: 730,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,858.05 : 1,301,281.23 = 529,441.22 : x
  2. Step 2: Convert to fraction form
    942,858.05/1,301,281.23 = 529,441.22/x
  3. Step 3: Cross multiply
    942,858.05x = 1,301,281.23 × 529,441.22
  4. Step 4: Simplify right side
    942,858.05x = 688,951,915,467.89
  5. Step 5: Solve for x
    x = 688,951,915,467.89/942,858.05
  6. Step 6: Final answer
    x = 730,705.88

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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.