Home / 747,092.16-1,030,989.60-407,567.52

Finding the Fourth Proportional to 747,092.16, 1,030,989.60 and 407,567.52

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Solution

The fourth proportional to 747,092.16, 1,030,989.60 and 407,567.52 is: 562,444.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,092.16 : 1,030,989.60 = 407,567.52 : x
  2. Step 2: Convert to fraction form
    747,092.16/1,030,989.60 = 407,567.52/x
  3. Step 3: Cross multiply
    747,092.16x = 1,030,989.60 × 407,567.52
  4. Step 4: Simplify right side
    747,092.16x = 420,197,874,417.79
  5. Step 5: Solve for x
    x = 420,197,874,417.79/747,092.16
  6. Step 6: Final answer
    x = 562,444.50

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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.