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Finding the Fourth Proportional to 607,134.20, 910,701.30 and 589,638.20

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Solution

The fourth proportional to 607,134.20, 910,701.30 and 589,638.20 is: 884,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,134.20 : 910,701.30 = 589,638.20 : x
  2. Step 2: Convert to fraction form
    607,134.20/910,701.30 = 589,638.20/x
  3. Step 3: Cross multiply
    607,134.20x = 910,701.30 × 589,638.20
  4. Step 4: Simplify right side
    607,134.20x = 536,984,275,269.66
  5. Step 5: Solve for x
    x = 536,984,275,269.66/607,134.20
  6. Step 6: Final answer
    x = 884,457.30

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Half scale
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Double scale
Find fourth proportional to 607,135.20, 910,702.80 and 589,639.20
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.