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Finding the Fourth Proportional to 532,055.10, 798,082.65 and 353,984.70

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Solution

The fourth proportional to 532,055.10, 798,082.65 and 353,984.70 is: 530,977.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,055.10 : 798,082.65 = 353,984.70 : x
  2. Step 2: Convert to fraction form
    532,055.10/798,082.65 = 353,984.70/x
  3. Step 3: Cross multiply
    532,055.10x = 798,082.65 × 353,984.70
  4. Step 4: Simplify right side
    532,055.10x = 282,509,047,435.46
  5. Step 5: Solve for x
    x = 282,509,047,435.46/532,055.10
  6. Step 6: Final answer
    x = 530,977.05

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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.