Home / 788,698.10-1,183,047.15-564,749.30

Finding the Fourth Proportional to 788,698.10, 1,183,047.15 and 564,749.30

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Solution

The fourth proportional to 788,698.10, 1,183,047.15 and 564,749.30 is: 847,123.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,698.10 : 1,183,047.15 = 564,749.30 : x
  2. Step 2: Convert to fraction form
    788,698.10/1,183,047.15 = 564,749.30/x
  3. Step 3: Cross multiply
    788,698.10x = 1,183,047.15 × 564,749.30
  4. Step 4: Simplify right side
    788,698.10x = 668,125,049,829.50
  5. Step 5: Solve for x
    x = 668,125,049,829.50/788,698.10
  6. Step 6: Final answer
    x = 847,123.95

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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.