Home / 838,552.93-1,157,223.86-456,600.67

Finding the Fourth Proportional to 838,552.93, 1,157,223.86 and 456,600.67

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Solution

The fourth proportional to 838,552.93, 1,157,223.86 and 456,600.67 is: 630,120.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,552.93 : 1,157,223.86 = 456,600.67 : x
  2. Step 2: Convert to fraction form
    838,552.93/1,157,223.86 = 456,600.67/x
  3. Step 3: Cross multiply
    838,552.93x = 1,157,223.86 × 456,600.67
  4. Step 4: Simplify right side
    838,552.93x = 528,389,189,815.99
  5. Step 5: Solve for x
    x = 528,389,189,815.99/838,552.93
  6. Step 6: Final answer
    x = 630,120.26

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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.