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Finding the Fourth Proportional to 592,401.48, 817,518 and 362,959.20

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Solution

The fourth proportional to 592,401.48, 817,518 and 362,959.20 is: 500,886.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,401.48 : 817,518 = 362,959.20 : x
  2. Step 2: Convert to fraction form
    592,401.48/817,518 = 362,959.20/x
  3. Step 3: Cross multiply
    592,401.48x = 817,518 × 362,959.20
  4. Step 4: Simplify right side
    592,401.48x = 296,725,679,265.60
  5. Step 5: Solve for x
    x = 296,725,679,265.60/592,401.48
  6. Step 6: Final answer
    x = 500,886.12

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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.