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Finding the Fourth Proportional to 436,888.83, 602,596.01 and 291,621.38

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Solution

The fourth proportional to 436,888.83, 602,596.01 and 291,621.38 is: 402,230.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,888.83 : 602,596.01 = 291,621.38 : x
  2. Step 2: Convert to fraction form
    436,888.83/602,596.01 = 291,621.38/x
  3. Step 3: Cross multiply
    436,888.83x = 602,596.01 × 291,621.38
  4. Step 4: Simplify right side
    436,888.83x = 175,729,875,547.61
  5. Step 5: Solve for x
    x = 175,729,875,547.61/436,888.83
  6. Step 6: Final answer
    x = 402,230.19

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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.