Home / 526,058.08-725,782.40-299,543.20

Finding the Fourth Proportional to 526,058.08, 725,782.40 and 299,543.20

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Solution

The fourth proportional to 526,058.08, 725,782.40 and 299,543.20 is: 413,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,058.08 : 725,782.40 = 299,543.20 : x
  2. Step 2: Convert to fraction form
    526,058.08/725,782.40 = 299,543.20/x
  3. Step 3: Cross multiply
    526,058.08x = 725,782.40 × 299,543.20
  4. Step 4: Simplify right side
    526,058.08x = 217,403,182,599.68
  5. Step 5: Solve for x
    x = 217,403,182,599.68/526,058.08
  6. Step 6: Final answer
    x = 413,268.40

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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.