Home / 651,528.98-899,109.38-365,051.11

Finding the Fourth Proportional to 651,528.98, 899,109.38 and 365,051.11

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Solution

The fourth proportional to 651,528.98, 899,109.38 and 365,051.11 is: 503,770.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,528.98 : 899,109.38 = 365,051.11 : x
  2. Step 2: Convert to fraction form
    651,528.98/899,109.38 = 365,051.11/x
  3. Step 3: Cross multiply
    651,528.98x = 899,109.38 × 365,051.11
  4. Step 4: Simplify right side
    651,528.98x = 328,220,875,355.16
  5. Step 5: Solve for x
    x = 328,220,875,355.16/651,528.98
  6. Step 6: Final answer
    x = 503,770.19

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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.