Home / 402,899.04-606,746.64-350,935.92

Finding the Fourth Proportional to 402,899.04, 606,746.64 and 350,935.92

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Solution

The fourth proportional to 402,899.04, 606,746.64 and 350,935.92 is: 528,492.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,899.04 : 606,746.64 = 350,935.92 : x
  2. Step 2: Convert to fraction form
    402,899.04/606,746.64 = 350,935.92/x
  3. Step 3: Cross multiply
    402,899.04x = 606,746.64 × 350,935.92
  4. Step 4: Simplify right side
    402,899.04x = 212,929,190,315.31
  5. Step 5: Solve for x
    x = 212,929,190,315.31/402,899.04
  6. Step 6: Final answer
    x = 528,492.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.