Home / 818,238.60-1,128,587.59-546,169.32

Finding the Fourth Proportional to 818,238.60, 1,128,587.59 and 546,169.32

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Solution

The fourth proportional to 818,238.60, 1,128,587.59 and 546,169.32 is: 753,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,238.60 : 1,128,587.59 = 546,169.32 : x
  2. Step 2: Convert to fraction form
    818,238.60/1,128,587.59 = 546,169.32/x
  3. Step 3: Cross multiply
    818,238.60x = 1,128,587.59 × 546,169.32
  4. Step 4: Simplify right side
    818,238.60x = 616,399,916,590.74
  5. Step 5: Solve for x
    x = 616,399,916,590.74/818,238.60
  6. Step 6: Final answer
    x = 753,325.40

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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.