Home / 914,862.25-1,260,933.69-608,390.92

Finding the Fourth Proportional to 914,862.25, 1,260,933.69 and 608,390.92

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Solution

The fourth proportional to 914,862.25, 1,260,933.69 and 608,390.92 is: 838,531.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,862.25 : 1,260,933.69 = 608,390.92 : x
  2. Step 2: Convert to fraction form
    914,862.25/1,260,933.69 = 608,390.92/x
  3. Step 3: Cross multiply
    914,862.25x = 1,260,933.69 × 608,390.92
  4. Step 4: Simplify right side
    914,862.25x = 767,140,607,718.10
  5. Step 5: Solve for x
    x = 767,140,607,718.10/914,862.25
  6. Step 6: Final answer
    x = 838,531.27

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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.