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Finding the Fourth Proportional to 359,001.54, 495,401.92 and 197,856.08

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Solution

The fourth proportional to 359,001.54, 495,401.92 and 197,856.08 is: 273,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,001.54 : 495,401.92 = 197,856.08 : x
  2. Step 2: Convert to fraction form
    359,001.54/495,401.92 = 197,856.08/x
  3. Step 3: Cross multiply
    359,001.54x = 495,401.92 × 197,856.08
  4. Step 4: Simplify right side
    359,001.54x = 98,018,281,915.67
  5. Step 5: Solve for x
    x = 98,018,281,915.67/359,001.54
  6. Step 6: Final answer
    x = 273,030.25

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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.