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Finding the Fourth Proportional to 566,359.80, 849,539.70 and 556,518.30

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Solution

The fourth proportional to 566,359.80, 849,539.70 and 556,518.30 is: 834,777.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,359.80 : 849,539.70 = 556,518.30 : x
  2. Step 2: Convert to fraction form
    566,359.80/849,539.70 = 556,518.30/x
  3. Step 3: Cross multiply
    566,359.80x = 849,539.70 × 556,518.30
  4. Step 4: Simplify right side
    566,359.80x = 472,784,389,626.51
  5. Step 5: Solve for x
    x = 472,784,389,626.51/566,359.80
  6. Step 6: Final answer
    x = 834,777.45

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Half scale
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Double scale
Find fourth proportional to 566,360.80, 849,541.20 and 556,519.30
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.