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Finding the Fourth Proportional to 657,298.94, 907,114.02 and 370,714.46

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Solution

The fourth proportional to 657,298.94, 907,114.02 and 370,714.46 is: 511,609.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,298.94 : 907,114.02 = 370,714.46 : x
  2. Step 2: Convert to fraction form
    657,298.94/907,114.02 = 370,714.46/x
  3. Step 3: Cross multiply
    657,298.94x = 907,114.02 × 370,714.46
  4. Step 4: Simplify right side
    657,298.94x = 336,280,284,082.73
  5. Step 5: Solve for x
    x = 336,280,284,082.73/657,298.94
  6. Step 6: Final answer
    x = 511,609.35

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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.