Home / 704,590.32-973,142.28-463,948.68

Finding the Fourth Proportional to 704,590.32, 973,142.28 and 463,948.68

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Solution

The fourth proportional to 704,590.32, 973,142.28 and 463,948.68 is: 640,780.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,590.32 : 973,142.28 = 463,948.68 : x
  2. Step 2: Convert to fraction form
    704,590.32/973,142.28 = 463,948.68/x
  3. Step 3: Cross multiply
    704,590.32x = 973,142.28 × 463,948.68
  4. Step 4: Simplify right side
    704,590.32x = 451,488,076,258.19
  5. Step 5: Solve for x
    x = 451,488,076,258.19/704,590.32
  6. Step 6: Final answer
    x = 640,780.98

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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.