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Finding the Fourth Proportional to 586,056.70, 879,085.05 and 562,437.10

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Solution

The fourth proportional to 586,056.70, 879,085.05 and 562,437.10 is: 843,655.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,056.70 : 879,085.05 = 562,437.10 : x
  2. Step 2: Convert to fraction form
    586,056.70/879,085.05 = 562,437.10/x
  3. Step 3: Cross multiply
    586,056.70x = 879,085.05 × 562,437.10
  4. Step 4: Simplify right side
    586,056.70x = 494,430,046,175.36
  5. Step 5: Solve for x
    x = 494,430,046,175.36/586,056.70
  6. Step 6: Final answer
    x = 843,655.65

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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.