Home / 914,509.17-1,262,022.44-506,637.50

Finding the Fourth Proportional to 914,509.17, 1,262,022.44 and 506,637.50

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Solution

The fourth proportional to 914,509.17, 1,262,022.44 and 506,637.50 is: 699,159.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,509.17 : 1,262,022.44 = 506,637.50 : x
  2. Step 2: Convert to fraction form
    914,509.17/1,262,022.44 = 506,637.50/x
  3. Step 3: Cross multiply
    914,509.17x = 1,262,022.44 × 506,637.50
  4. Step 4: Simplify right side
    914,509.17x = 639,387,885,102.20
  5. Step 5: Solve for x
    x = 639,387,885,102.20/914,509.17
  6. Step 6: Final answer
    x = 699,159.62

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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.