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Finding the Fourth Proportional to 369,953.60, 555,189.60 and 237,156.80

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Solution

The fourth proportional to 369,953.60, 555,189.60 and 237,156.80 is: 355,901.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,953.60 : 555,189.60 = 237,156.80 : x
  2. Step 2: Convert to fraction form
    369,953.60/555,189.60 = 237,156.80/x
  3. Step 3: Cross multiply
    369,953.60x = 555,189.60 × 237,156.80
  4. Step 4: Simplify right side
    369,953.60x = 131,666,988,929.28
  5. Step 5: Solve for x
    x = 131,666,988,929.28/369,953.60
  6. Step 6: Final answer
    x = 355,901.36

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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.