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Finding the Fourth Proportional to 536,353.25, 740,130.92 and 294,646.01

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Solution

The fourth proportional to 536,353.25, 740,130.92 and 294,646.01 is: 406,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,353.25 : 740,130.92 = 294,646.01 : x
  2. Step 2: Convert to fraction form
    536,353.25/740,130.92 = 294,646.01/x
  3. Step 3: Cross multiply
    536,353.25x = 740,130.92 × 294,646.01
  4. Step 4: Simplify right side
    536,353.25x = 218,076,618,386.67
  5. Step 5: Solve for x
    x = 218,076,618,386.67/536,353.25
  6. Step 6: Final answer
    x = 406,591.40

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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.