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Finding the Fourth Proportional to 895,490.01, 1,235,713.88 and 508,313.25

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Solution

The fourth proportional to 895,490.01, 1,235,713.88 and 508,313.25 is: 701,436.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,490.01 : 1,235,713.88 = 508,313.25 : x
  2. Step 2: Convert to fraction form
    895,490.01/1,235,713.88 = 508,313.25/x
  3. Step 3: Cross multiply
    895,490.01x = 1,235,713.88 × 508,313.25
  4. Step 4: Simplify right side
    895,490.01x = 628,129,735,871.34
  5. Step 5: Solve for x
    x = 628,129,735,871.34/895,490.01
  6. Step 6: Final answer
    x = 701,436.90

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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.