Home / 501,913.12-692,594.04-297,929.20

Finding the Fourth Proportional to 501,913.12, 692,594.04 and 297,929.20

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Solution

The fourth proportional to 501,913.12, 692,594.04 and 297,929.20 is: 411,114.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,913.12 : 692,594.04 = 297,929.20 : x
  2. Step 2: Convert to fraction form
    501,913.12/692,594.04 = 297,929.20/x
  3. Step 3: Cross multiply
    501,913.12x = 692,594.04 × 297,929.20
  4. Step 4: Simplify right side
    501,913.12x = 206,343,988,261.97
  5. Step 5: Solve for x
    x = 206,343,988,261.97/501,913.12
  6. Step 6: Final answer
    x = 411,114.95

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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.