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Finding the Fourth Proportional to 974,319.54, 1,461,480 and 264,347.52

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Solution

The fourth proportional to 974,319.54, 1,461,480 and 264,347.52 is: 396,521.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,319.54 : 1,461,480 = 264,347.52 : x
  2. Step 2: Convert to fraction form
    974,319.54/1,461,480 = 264,347.52/x
  3. Step 3: Cross multiply
    974,319.54x = 1,461,480 × 264,347.52
  4. Step 4: Simplify right side
    974,319.54x = 386,338,613,529.60
  5. Step 5: Solve for x
    x = 386,338,613,529.60/974,319.54
  6. Step 6: Final answer
    x = 396,521.47

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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.