Home / 912,153.64-1,258,763.64-504,266.08

Finding the Fourth Proportional to 912,153.64, 1,258,763.64 and 504,266.08

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Solution

The fourth proportional to 912,153.64, 1,258,763.64 and 504,266.08 is: 695,882.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,153.64 : 1,258,763.64 = 504,266.08 : x
  2. Step 2: Convert to fraction form
    912,153.64/1,258,763.64 = 504,266.08/x
  3. Step 3: Cross multiply
    912,153.64x = 1,258,763.64 × 504,266.08
  4. Step 4: Simplify right side
    912,153.64x = 634,751,806,389.33
  5. Step 5: Solve for x
    x = 634,751,806,389.33/912,153.64
  6. Step 6: Final answer
    x = 695,882.56

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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.