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Finding the Fourth Proportional to 867,703.60, 1,301,166.60 and 335,047.60

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Solution

The fourth proportional to 867,703.60, 1,301,166.60 and 335,047.60 is: 502,421.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,703.60 : 1,301,166.60 = 335,047.60 : x
  2. Step 2: Convert to fraction form
    867,703.60/1,301,166.60 = 335,047.60/x
  3. Step 3: Cross multiply
    867,703.60x = 1,301,166.60 × 335,047.60
  4. Step 4: Simplify right side
    867,703.60x = 435,952,746,530.16
  5. Step 5: Solve for x
    x = 435,952,746,530.16/867,703.60
  6. Step 6: Final answer
    x = 502,421.27

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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.