Home / 717,087.30-1,075,630.95-601,613.70

Finding the Fourth Proportional to 717,087.30, 1,075,630.95 and 601,613.70

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Solution

The fourth proportional to 717,087.30, 1,075,630.95 and 601,613.70 is: 902,420.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,087.30 : 1,075,630.95 = 601,613.70 : x
  2. Step 2: Convert to fraction form
    717,087.30/1,075,630.95 = 601,613.70/x
  3. Step 3: Cross multiply
    717,087.30x = 1,075,630.95 × 601,613.70
  4. Step 4: Simplify right side
    717,087.30x = 647,114,315,664.02
  5. Step 5: Solve for x
    x = 647,114,315,664.02/717,087.30
  6. Step 6: Final answer
    x = 902,420.55

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.