Home / 707,039.23-975,712.32-384,749.23

Finding the Fourth Proportional to 707,039.23, 975,712.32 and 384,749.23

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Solution

The fourth proportional to 707,039.23, 975,712.32 and 384,749.23 is: 530,952.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,039.23 : 975,712.32 = 384,749.23 : x
  2. Step 2: Convert to fraction form
    707,039.23/975,712.32 = 384,749.23/x
  3. Step 3: Cross multiply
    707,039.23x = 975,712.32 × 384,749.23
  4. Step 4: Simplify right side
    707,039.23x = 375,404,563,821.51
  5. Step 5: Solve for x
    x = 375,404,563,821.51/707,039.23
  6. Step 6: Final answer
    x = 530,952.95

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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.