Home / 840,025.08-1,159,455.60-477,661.32

Finding the Fourth Proportional to 840,025.08, 1,159,455.60 and 477,661.32

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Solution

The fourth proportional to 840,025.08, 1,159,455.60 and 477,661.32 is: 659,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,025.08 : 1,159,455.60 = 477,661.32 : x
  2. Step 2: Convert to fraction form
    840,025.08/1,159,455.60 = 477,661.32/x
  3. Step 3: Cross multiply
    840,025.08x = 1,159,455.60 × 477,661.32
  4. Step 4: Simplify right side
    840,025.08x = 553,827,092,377.39
  5. Step 5: Solve for x
    x = 553,827,092,377.39/840,025.08
  6. Step 6: Final answer
    x = 659,298.28

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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.