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Finding the Fourth Proportional to 292,560.30, 438,901.74 and 166,259.16

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Solution

The fourth proportional to 292,560.30, 438,901.74 and 166,259.16 is: 249,423.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,560.30 : 438,901.74 = 166,259.16 : x
  2. Step 2: Convert to fraction form
    292,560.30/438,901.74 = 166,259.16/x
  3. Step 3: Cross multiply
    292,560.30x = 438,901.74 × 166,259.16
  4. Step 4: Simplify right side
    292,560.30x = 72,971,434,614.94
  5. Step 5: Solve for x
    x = 72,971,434,614.94/292,560.30
  6. Step 6: Final answer
    x = 249,423.57

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1.5x scale

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.