Home / 879,944.34-1,214,323.20-477,536.34

Finding the Fourth Proportional to 879,944.34, 1,214,323.20 and 477,536.34

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Solution

The fourth proportional to 879,944.34, 1,214,323.20 and 477,536.34 is: 659,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,944.34 : 1,214,323.20 = 477,536.34 : x
  2. Step 2: Convert to fraction form
    879,944.34/1,214,323.20 = 477,536.34/x
  3. Step 3: Cross multiply
    879,944.34x = 1,214,323.20 × 477,536.34
  4. Step 4: Simplify right side
    879,944.34x = 579,883,461,058.80
  5. Step 5: Solve for x
    x = 579,883,461,058.80/879,944.34
  6. Step 6: Final answer
    x = 659,000.16

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Double scale
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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.