Home / 533,741.81-736,557.15-292,020.90

Finding the Fourth Proportional to 533,741.81, 736,557.15 and 292,020.90

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Solution

The fourth proportional to 533,741.81, 736,557.15 and 292,020.90 is: 402,985.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,741.81 : 736,557.15 = 292,020.90 : x
  2. Step 2: Convert to fraction form
    533,741.81/736,557.15 = 292,020.90/x
  3. Step 3: Cross multiply
    533,741.81x = 736,557.15 × 292,020.90
  4. Step 4: Simplify right side
    533,741.81x = 215,090,078,534.81
  5. Step 5: Solve for x
    x = 215,090,078,534.81/533,741.81
  6. Step 6: Final answer
    x = 402,985.26

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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.