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Finding the Fourth Proportional to 607,688.27, 837,898.50 and 414,210.53

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Solution

The fourth proportional to 607,688.27, 837,898.50 and 414,210.53 is: 571,125.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,688.27 : 837,898.50 = 414,210.53 : x
  2. Step 2: Convert to fraction form
    607,688.27/837,898.50 = 414,210.53/x
  3. Step 3: Cross multiply
    607,688.27x = 837,898.50 × 414,210.53
  4. Step 4: Simplify right side
    607,688.27x = 347,066,377,581.71
  5. Step 5: Solve for x
    x = 347,066,377,581.71/607,688.27
  6. Step 6: Final answer
    x = 571,125.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.