Home / 747,852.01-1,032,021.67-457,442.21

Finding the Fourth Proportional to 747,852.01, 1,032,021.67 and 457,442.21

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Solution

The fourth proportional to 747,852.01, 1,032,021.67 and 457,442.21 is: 631,261.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,852.01 : 1,032,021.67 = 457,442.21 : x
  2. Step 2: Convert to fraction form
    747,852.01/1,032,021.67 = 457,442.21/x
  3. Step 3: Cross multiply
    747,852.01x = 1,032,021.67 × 457,442.21
  4. Step 4: Simplify right side
    747,852.01x = 472,090,271,205.48
  5. Step 5: Solve for x
    x = 472,090,271,205.48/747,852.01
  6. Step 6: Final answer
    x = 631,261.62

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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.