Home / 623,962.61-861,068.57-352,088.13

Finding the Fourth Proportional to 623,962.61, 861,068.57 and 352,088.13

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Solution

The fourth proportional to 623,962.61, 861,068.57 and 352,088.13 is: 485,881.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,962.61 : 861,068.57 = 352,088.13 : x
  2. Step 2: Convert to fraction form
    623,962.61/861,068.57 = 352,088.13/x
  3. Step 3: Cross multiply
    623,962.61x = 861,068.57 × 352,088.13
  4. Step 4: Simplify right side
    623,962.61x = 303,172,020,852.63
  5. Step 5: Solve for x
    x = 303,172,020,852.63/623,962.61
  6. Step 6: Final answer
    x = 485,881.72

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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.