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Finding the Fourth Proportional to 356,957.58, 535,454.12 and 117,095.65

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Solution

The fourth proportional to 356,957.58, 535,454.12 and 117,095.65 is: 175,649.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,957.58 : 535,454.12 = 117,095.65 : x
  2. Step 2: Convert to fraction form
    356,957.58/535,454.12 = 117,095.65/x
  3. Step 3: Cross multiply
    356,957.58x = 535,454.12 × 117,095.65
  4. Step 4: Simplify right side
    356,957.58x = 62,699,348,226.58
  5. Step 5: Solve for x
    x = 62,699,348,226.58/356,957.58
  6. Step 6: Final answer
    x = 175,649.30

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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.