Home / 887,683.04-1,225,026.66-543,512.42

Finding the Fourth Proportional to 887,683.04, 1,225,026.66 and 543,512.42

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Solution

The fourth proportional to 887,683.04, 1,225,026.66 and 543,512.42 is: 750,061.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,683.04 : 1,225,026.66 = 543,512.42 : x
  2. Step 2: Convert to fraction form
    887,683.04/1,225,026.66 = 543,512.42/x
  3. Step 3: Cross multiply
    887,683.04x = 1,225,026.66 × 543,512.42
  4. Step 4: Simplify right side
    887,683.04x = 665,817,203,354.84
  5. Step 5: Solve for x
    x = 665,817,203,354.84/887,683.04
  6. Step 6: Final answer
    x = 750,061.87

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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.