Home / 877,925.32-1,211,529.36-475,517.32

Finding the Fourth Proportional to 877,925.32, 1,211,529.36 and 475,517.32

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Solution

The fourth proportional to 877,925.32, 1,211,529.36 and 475,517.32 is: 656,209.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,925.32 : 1,211,529.36 = 475,517.32 : x
  2. Step 2: Convert to fraction form
    877,925.32/1,211,529.36 = 475,517.32/x
  3. Step 3: Cross multiply
    877,925.32x = 1,211,529.36 × 475,517.32
  4. Step 4: Simplify right side
    877,925.32x = 576,103,194,368.52
  5. Step 5: Solve for x
    x = 576,103,194,368.52/877,925.32
  6. Step 6: Final answer
    x = 656,209.80

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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.