Home / 909,083.55-1,365,101.55-610,886.10

Finding the Fourth Proportional to 909,083.55, 1,365,101.55 and 610,886.10

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Solution

The fourth proportional to 909,083.55, 1,365,101.55 and 610,886.10 is: 917,321.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,083.55 : 1,365,101.55 = 610,886.10 : x
  2. Step 2: Convert to fraction form
    909,083.55/1,365,101.55 = 610,886.10/x
  3. Step 3: Cross multiply
    909,083.55x = 1,365,101.55 × 610,886.10
  4. Step 4: Simplify right side
    909,083.55x = 833,921,561,983.46
  5. Step 5: Solve for x
    x = 833,921,561,983.46/909,083.55
  6. Step 6: Final answer
    x = 917,321.14

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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.