Home / 418,174.04-577,038.48-236,849.76

Finding the Fourth Proportional to 418,174.04, 577,038.48 and 236,849.76

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Solution

The fourth proportional to 418,174.04, 577,038.48 and 236,849.76 is: 326,829.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,174.04 : 577,038.48 = 236,849.76 : x
  2. Step 2: Convert to fraction form
    418,174.04/577,038.48 = 236,849.76/x
  3. Step 3: Cross multiply
    418,174.04x = 577,038.48 × 236,849.76
  4. Step 4: Simplify right side
    418,174.04x = 136,671,425,498.77
  5. Step 5: Solve for x
    x = 136,671,425,498.77/418,174.04
  6. Step 6: Final answer
    x = 326,829.05

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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.