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Finding the Fourth Proportional to 585,771.04, 808,355.28 and 331,113.28

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Solution

The fourth proportional to 585,771.04, 808,355.28 and 331,113.28 is: 456,931.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,771.04 : 808,355.28 = 331,113.28 : x
  2. Step 2: Convert to fraction form
    585,771.04/808,355.28 = 331,113.28/x
  3. Step 3: Cross multiply
    585,771.04x = 808,355.28 × 331,113.28
  4. Step 4: Simplify right side
    585,771.04x = 267,657,168,166.12
  5. Step 5: Solve for x
    x = 267,657,168,166.12/585,771.04
  6. Step 6: Final answer
    x = 456,931.38

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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.