Home / 887,064.10-1,330,596.15-607,128.10

Finding the Fourth Proportional to 887,064.10, 1,330,596.15 and 607,128.10

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Solution

The fourth proportional to 887,064.10, 1,330,596.15 and 607,128.10 is: 910,692.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,064.10 : 1,330,596.15 = 607,128.10 : x
  2. Step 2: Convert to fraction form
    887,064.10/1,330,596.15 = 607,128.10/x
  3. Step 3: Cross multiply
    887,064.10x = 1,330,596.15 × 607,128.10
  4. Step 4: Simplify right side
    887,064.10x = 807,842,312,416.82
  5. Step 5: Solve for x
    x = 807,842,312,416.82/887,064.10
  6. Step 6: Final answer
    x = 910,692.15

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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.