Home / 879,533.32-1,213,758.32-477,125.32

Finding the Fourth Proportional to 879,533.32, 1,213,758.32 and 477,125.32

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Solution

The fourth proportional to 879,533.32, 1,213,758.32 and 477,125.32 is: 658,434.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,533.32 : 1,213,758.32 = 477,125.32 : x
  2. Step 2: Convert to fraction form
    879,533.32/1,213,758.32 = 477,125.32/x
  3. Step 3: Cross multiply
    879,533.32x = 1,213,758.32 × 477,125.32
  4. Step 4: Simplify right side
    879,533.32x = 579,114,826,832.66
  5. Step 5: Solve for x
    x = 579,114,826,832.66/879,533.32
  6. Step 6: Final answer
    x = 658,434.21

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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.