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Finding the Fourth Proportional to 651,595.05, 898,668.03 and 458,641.50

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Solution

The fourth proportional to 651,595.05, 898,668.03 and 458,641.50 is: 632,550.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,595.05 : 898,668.03 = 458,641.50 : x
  2. Step 2: Convert to fraction form
    651,595.05/898,668.03 = 458,641.50/x
  3. Step 3: Cross multiply
    651,595.05x = 898,668.03 × 458,641.50
  4. Step 4: Simplify right side
    651,595.05x = 412,166,453,281.25
  5. Step 5: Solve for x
    x = 412,166,453,281.25/651,595.05
  6. Step 6: Final answer
    x = 632,550.01

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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.