Home / 591,916.80-887,875.20-236,985.60

Finding the Fourth Proportional to 591,916.80, 887,875.20 and 236,985.60

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Solution

The fourth proportional to 591,916.80, 887,875.20 and 236,985.60 is: 355,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,916.80 : 887,875.20 = 236,985.60 : x
  2. Step 2: Convert to fraction form
    591,916.80/887,875.20 = 236,985.60/x
  3. Step 3: Cross multiply
    591,916.80x = 887,875.20 × 236,985.60
  4. Step 4: Simplify right side
    591,916.80x = 210,413,636,997.12
  5. Step 5: Solve for x
    x = 210,413,636,997.12/591,916.80
  6. Step 6: Final answer
    x = 355,478.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.