Home / 982,341.12-1,355,709.48-552,595.60

Finding the Fourth Proportional to 982,341.12, 1,355,709.48 and 552,595.60

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Solution

The fourth proportional to 982,341.12, 1,355,709.48 and 552,595.60 is: 762,626.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,341.12 : 1,355,709.48 = 552,595.60 : x
  2. Step 2: Convert to fraction form
    982,341.12/1,355,709.48 = 552,595.60/x
  3. Step 3: Cross multiply
    982,341.12x = 1,355,709.48 × 552,595.60
  4. Step 4: Simplify right side
    982,341.12x = 749,159,093,526.29
  5. Step 5: Solve for x
    x = 749,159,093,526.29/982,341.12
  6. Step 6: Final answer
    x = 762,626.22

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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.