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Finding the Fourth Proportional to 418,303.55, 577,257.35 and 237,050.01

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Solution

The fourth proportional to 418,303.55, 577,257.35 and 237,050.01 is: 327,128.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,303.55 : 577,257.35 = 237,050.01 : x
  2. Step 2: Convert to fraction form
    418,303.55/577,257.35 = 237,050.01/x
  3. Step 3: Cross multiply
    418,303.55x = 577,257.35 × 237,050.01
  4. Step 4: Simplify right side
    418,303.55x = 136,838,859,404.82
  5. Step 5: Solve for x
    x = 136,838,859,404.82/418,303.55
  6. Step 6: Final answer
    x = 327,128.13

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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.