Home / 818,233.46-1,128,580.52-546,164.18

Finding the Fourth Proportional to 818,233.46, 1,128,580.52 and 546,164.18

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Solution

The fourth proportional to 818,233.46, 1,128,580.52 and 546,164.18 is: 753,318.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,233.46 : 1,128,580.52 = 546,164.18 : x
  2. Step 2: Convert to fraction form
    818,233.46/1,128,580.52 = 546,164.18/x
  3. Step 3: Cross multiply
    818,233.46x = 1,128,580.52 × 546,164.18
  4. Step 4: Simplify right side
    818,233.46x = 616,390,254,269.77
  5. Step 5: Solve for x
    x = 616,390,254,269.77/818,233.46
  6. Step 6: Final answer
    x = 753,318.32

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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.