Home / 867,695.80-1,301,543.70-584,260.60

Finding the Fourth Proportional to 867,695.80, 1,301,543.70 and 584,260.60

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Solution

The fourth proportional to 867,695.80, 1,301,543.70 and 584,260.60 is: 876,390.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,695.80 : 1,301,543.70 = 584,260.60 : x
  2. Step 2: Convert to fraction form
    867,695.80/1,301,543.70 = 584,260.60/x
  3. Step 3: Cross multiply
    867,695.80x = 1,301,543.70 × 584,260.60
  4. Step 4: Simplify right side
    867,695.80x = 760,440,703,088.22
  5. Step 5: Solve for x
    x = 760,440,703,088.22/867,695.80
  6. Step 6: Final answer
    x = 876,390.90

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Half scale
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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.