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Finding the Fourth Proportional to 601,549.61, 830,083.25 and 346,851.59

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Solution

The fourth proportional to 601,549.61, 830,083.25 and 346,851.59 is: 478,623.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,549.61 : 830,083.25 = 346,851.59 : x
  2. Step 2: Convert to fraction form
    601,549.61/830,083.25 = 346,851.59/x
  3. Step 3: Cross multiply
    601,549.61x = 830,083.25 × 346,851.59
  4. Step 4: Simplify right side
    601,549.61x = 287,915,689,210.19
  5. Step 5: Solve for x
    x = 287,915,689,210.19/601,549.61
  6. Step 6: Final answer
    x = 478,623.35

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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.