Home / 1,069,487.76-1,604,589-349,862.16

Finding the Fourth Proportional to 1,069,487.76, 1,604,589 and 349,862.16

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Solution

The fourth proportional to 1,069,487.76, 1,604,589 and 349,862.16 is: 524,910.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,487.76 : 1,604,589 = 349,862.16 : x
  2. Step 2: Convert to fraction form
    1,069,487.76/1,604,589 = 349,862.16/x
  3. Step 3: Cross multiply
    1,069,487.76x = 1,604,589 × 349,862.16
  4. Step 4: Simplify right side
    1,069,487.76x = 561,384,973,452.24
  5. Step 5: Solve for x
    x = 561,384,973,452.24/1,069,487.76
  6. Step 6: Final answer
    x = 524,910.14

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Double scale
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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.