Home / 799,417.18-1,103,258.59-455,267.67

Finding the Fourth Proportional to 799,417.18, 1,103,258.59 and 455,267.67

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Solution

The fourth proportional to 799,417.18, 1,103,258.59 and 455,267.67 is: 628,305.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,417.18 : 1,103,258.59 = 455,267.67 : x
  2. Step 2: Convert to fraction form
    799,417.18/1,103,258.59 = 455,267.67/x
  3. Step 3: Cross multiply
    799,417.18x = 1,103,258.59 × 455,267.67
  4. Step 4: Simplify right side
    799,417.18x = 502,277,964,962.28
  5. Step 5: Solve for x
    x = 502,277,964,962.28/799,417.18
  6. Step 6: Final answer
    x = 628,305.19

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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.