Home / 665,280.10-997,920.15-244,501.30

Finding the Fourth Proportional to 665,280.10, 997,920.15 and 244,501.30

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Solution

The fourth proportional to 665,280.10, 997,920.15 and 244,501.30 is: 366,751.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,280.10 : 997,920.15 = 244,501.30 : x
  2. Step 2: Convert to fraction form
    665,280.10/997,920.15 = 244,501.30/x
  3. Step 3: Cross multiply
    665,280.10x = 997,920.15 × 244,501.30
  4. Step 4: Simplify right side
    665,280.10x = 243,992,773,971.20
  5. Step 5: Solve for x
    x = 243,992,773,971.20/665,280.10
  6. Step 6: Final answer
    x = 366,751.95

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Double scale
Find fourth proportional to 665,281.10, 997,921.65 and 244,502.30
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.