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Finding the Fourth Proportional to 556,973.51, 835,492.30 and 157,580.81

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Solution

The fourth proportional to 556,973.51, 835,492.30 and 157,580.81 is: 236,380.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,973.51 : 835,492.30 = 157,580.81 : x
  2. Step 2: Convert to fraction form
    556,973.51/835,492.30 = 157,580.81/x
  3. Step 3: Cross multiply
    556,973.51x = 835,492.30 × 157,580.81
  4. Step 4: Simplify right side
    556,973.51x = 131,657,548,417.40
  5. Step 5: Solve for x
    x = 131,657,548,417.40/556,973.51
  6. Step 6: Final answer
    x = 236,380.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.