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Finding the Fourth Proportional to 469,210.01, 702,678.47 and 324,710.93

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Solution

The fourth proportional to 469,210.01, 702,678.47 and 324,710.93 is: 486,279.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,210.01 : 702,678.47 = 324,710.93 : x
  2. Step 2: Convert to fraction form
    469,210.01/702,678.47 = 324,710.93/x
  3. Step 3: Cross multiply
    469,210.01x = 702,678.47 × 324,710.93
  4. Step 4: Simplify right side
    469,210.01x = 228,167,379,484.68
  5. Step 5: Solve for x
    x = 228,167,379,484.68/469,210.01
  6. Step 6: Final answer
    x = 486,279.86

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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.