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Finding the Fourth Proportional to 590,187.60, 885,500.10 and 190,841.40

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Solution

The fourth proportional to 590,187.60, 885,500.10 and 190,841.40 is: 286,332.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,187.60 : 885,500.10 = 190,841.40 : x
  2. Step 2: Convert to fraction form
    590,187.60/885,500.10 = 190,841.40/x
  3. Step 3: Cross multiply
    590,187.60x = 885,500.10 × 190,841.40
  4. Step 4: Simplify right side
    590,187.60x = 168,990,078,784.14
  5. Step 5: Solve for x
    x = 168,990,078,784.14/590,187.60
  6. Step 6: Final answer
    x = 286,332.82

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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.