Home / 808,434.64-1,115,718.64-604,130.80

Finding the Fourth Proportional to 808,434.64, 1,115,718.64 and 604,130.80

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Solution

The fourth proportional to 808,434.64, 1,115,718.64 and 604,130.80 is: 833,759.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,434.64 : 1,115,718.64 = 604,130.80 : x
  2. Step 2: Convert to fraction form
    808,434.64/1,115,718.64 = 604,130.80/x
  3. Step 3: Cross multiply
    808,434.64x = 1,115,718.64 × 604,130.80
  4. Step 4: Simplify right side
    808,434.64x = 674,039,994,558.11
  5. Step 5: Solve for x
    x = 674,039,994,558.11/808,434.64
  6. Step 6: Final answer
    x = 833,759.42

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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.