Home / 730,561.03-1,008,177.95-408,276.51

Finding the Fourth Proportional to 730,561.03, 1,008,177.95 and 408,276.51

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Solution

The fourth proportional to 730,561.03, 1,008,177.95 and 408,276.51 is: 563,423.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,561.03 : 1,008,177.95 = 408,276.51 : x
  2. Step 2: Convert to fraction form
    730,561.03/1,008,177.95 = 408,276.51/x
  3. Step 3: Cross multiply
    730,561.03x = 1,008,177.95 × 408,276.51
  4. Step 4: Simplify right side
    730,561.03x = 411,615,374,884.95
  5. Step 5: Solve for x
    x = 411,615,374,884.95/730,561.03
  6. Step 6: Final answer
    x = 563,423.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.