Home / 1,059,538.29-1,588,346.22-385,143.29

Finding the Fourth Proportional to 1,059,538.29, 1,588,346.22 and 385,143.29

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Solution

The fourth proportional to 1,059,538.29, 1,588,346.22 and 385,143.29 is: 577,365.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,538.29 : 1,588,346.22 = 385,143.29 : x
  2. Step 2: Convert to fraction form
    1,059,538.29/1,588,346.22 = 385,143.29/x
  3. Step 3: Cross multiply
    1,059,538.29x = 1,588,346.22 × 385,143.29
  4. Step 4: Simplify right side
    1,059,538.29x = 611,740,880,888.13
  5. Step 5: Solve for x
    x = 611,740,880,888.13/1,059,538.29
  6. Step 6: Final answer
    x = 577,365.52

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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.