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Finding the Fourth Proportional to 532,429.99, 735,530.65 and 460,685.45

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Solution

The fourth proportional to 532,429.99, 735,530.65 and 460,685.45 is: 636,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,429.99 : 735,530.65 = 460,685.45 : x
  2. Step 2: Convert to fraction form
    532,429.99/735,530.65 = 460,685.45/x
  3. Step 3: Cross multiply
    532,429.99x = 735,530.65 × 460,685.45
  4. Step 4: Simplify right side
    532,429.99x = 338,848,268,484.04
  5. Step 5: Solve for x
    x = 338,848,268,484.04/532,429.99
  6. Step 6: Final answer
    x = 636,418.45

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1.5x scale

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.