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Finding the Fourth Proportional to 519,032.56, 716,265.04 and 292,678.08

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Solution

The fourth proportional to 519,032.56, 716,265.04 and 292,678.08 is: 403,895.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,032.56 : 716,265.04 = 292,678.08 : x
  2. Step 2: Convert to fraction form
    519,032.56/716,265.04 = 292,678.08/x
  3. Step 3: Cross multiply
    519,032.56x = 716,265.04 × 292,678.08
  4. Step 4: Simplify right side
    519,032.56x = 209,635,076,678.32
  5. Step 5: Solve for x
    x = 209,635,076,678.32/519,032.56
  6. Step 6: Final answer
    x = 403,895.81

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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.